Use canonical production domain.

Reference https://www.askaplumberfirst.com for production email links and configuration examples.

db/queries/answers.sql

@@ -0,0 +1,11 @@
+-- name: UpsertAnswer :exec
+INSERT INTO answers (question_id, author_id, body, created_at, updated_at)
+VALUES ($1, $2, $3, $4, $5)
+ON CONFLICT (question_id) DO UPDATE
+SET body = excluded.body, author_id = excluded.author_id, updated_at = excluded.updated_at;
+
+-- name: GetAnswer :one
+SELECT a.question_id, a.author_id, u.name AS author_name, a.body, a.created_at, a.updated_at
+FROM answers a
+JOIN users u ON u.id = a.author_id
+WHERE a.question_id = $1;

db/queries/questions.sql

@@ -0,0 +1,62 @@
+-- name: CreateQuestion :exec
+INSERT INTO questions (id, author_id, title, body, city, hunt_date, hidden, created_at)
+VALUES ($1, $2, $3, $4, $5, $6, 0, $7);
+
+-- name: HideQuestion :exec
+UPDATE questions
+SET hidden = 1
+WHERE id = $1;
+
+-- name: ListHunt :many
+SELECT q.id, q.author_id, u.name AS author_name, q.title, q.body, q.city, q.hunt_date, q.hidden, q.created_at,
+       COALESCE(SUM(v.value), 0)::bigint AS score,
+       CASE WHEN a.question_id IS NULL THEN 0 ELSE 1 END::bigint AS answered,
+       COALESCE((
+         SELECT votes.value FROM votes
+         WHERE votes.user_id = sqlc.arg(viewer_id) AND votes.question_id = q.id
+       ), 0)::bigint AS user_vote
+FROM questions q
+JOIN users u ON u.id = q.author_id
+LEFT JOIN votes v ON v.question_id = q.id
+LEFT JOIN answers a ON a.question_id = q.id
+WHERE q.hunt_date = sqlc.arg(hunt_date) AND q.hidden = 0
+GROUP BY q.id, q.author_id, u.name, q.title, q.body, q.city, q.hunt_date, q.hidden, q.created_at, a.question_id
+ORDER BY score DESC, q.created_at ASC
+LIMIT sqlc.arg(row_limit);
+
+-- name: GetQuestion :one
+SELECT q.id, q.author_id, u.name AS author_name, q.title, q.body, q.city, q.hunt_date, q.hidden, q.created_at,
+       COALESCE((SELECT SUM(votes.value) FROM votes WHERE votes.question_id = q.id), 0)::bigint AS score,
+       CASE WHEN a.question_id IS NULL THEN 0 ELSE 1 END::bigint AS answered,
+       COALESCE((
+         SELECT votes.value FROM votes
+         WHERE votes.user_id = sqlc.arg(viewer_id) AND votes.question_id = q.id
+       ), 0)::bigint AS user_vote
+FROM questions q
+JOIN users u ON u.id = q.author_id
+LEFT JOIN answers a ON a.question_id = q.id
+WHERE q.id = sqlc.arg(id);
+
+-- name: ListQuestionsByAuthor :many
+SELECT q.id, q.author_id, u.name AS author_name, q.title, q.body, q.city, q.hunt_date, q.hidden, q.created_at,
+       COALESCE((SELECT SUM(votes.value) FROM votes WHERE votes.question_id = q.id), 0)::bigint AS score,
+       CASE WHEN a.question_id IS NULL THEN 0 ELSE 1 END::bigint AS answered,
+       0::bigint AS user_vote
+FROM questions q
+JOIN users u ON u.id = q.author_id
+LEFT JOIN answers a ON a.question_id = q.id
+WHERE q.author_id = sqlc.arg(author_id) AND q.hidden = 0
+ORDER BY q.created_at DESC
+LIMIT sqlc.arg(row_limit);
+
+-- name: ListQuestionsAnsweredBy :many
+SELECT q.id, q.author_id, u.name AS author_name, q.title, q.body, q.city, q.hunt_date, q.hidden, q.created_at,
+       COALESCE((SELECT SUM(votes.value) FROM votes WHERE votes.question_id = q.id), 0)::bigint AS score,
+       1::bigint AS answered,
+       0::bigint AS user_vote
+FROM answers ans
+JOIN questions q ON q.id = ans.question_id
+JOIN users u ON u.id = q.author_id
+WHERE ans.author_id = sqlc.arg(admin_id) AND q.hidden = 0
+ORDER BY ans.updated_at DESC
+LIMIT sqlc.arg(row_limit);

db/queries/votes.sql

@@ -0,0 +1,24 @@
+-- name: GetVote :one
+SELECT value
+FROM votes
+WHERE user_id = $1 AND question_id = $2;
+
+-- name: QuestionIsVisible :one
+SELECT EXISTS(
+  SELECT 1 FROM questions WHERE id = $1 AND hidden = 0
+)::bool;
+
+-- name: DeleteVote :exec
+DELETE FROM votes
+WHERE user_id = $1 AND question_id = $2;
+
+-- name: UpsertVoteOnVisible :execrows
+INSERT INTO votes (user_id, question_id, value)
+SELECT $1, $2, $3
+FROM questions q
+WHERE q.id = $2 AND q.hidden = 0
+ON CONFLICT (user_id, question_id) DO UPDATE
+SET value = excluded.value
+WHERE EXISTS (
+  SELECT 1 FROM questions q2 WHERE q2.id = excluded.question_id AND q2.hidden = 0
+);

internal/store/answer.go

@@ -0,0 +1,63 @@
+package store
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+	"strings"
+	"time"
+
+	"plumber/internal/store/sqlc"
+)
+
+// Answer is an admin reply to a question.
+type Answer struct {
+	QuestionID string
+	AuthorID   string
+	AuthorName string
+	Body       string
+	CreatedAt  string
+	UpdatedAt  string
+	db         *sql.DB
+}
+
+// NewAnswer returns an Answer bound to db.
+func NewAnswer(db *sql.DB) *Answer {
+	return &Answer{db: db}
+}
+
+// Upsert inserts or updates the answer for QuestionID.
+func (a *Answer) Upsert(ctx context.Context) error {
+	if a == nil || a.db == nil {
+		return fmt.Errorf("answer: no database")
+	}
+	a.Body = strings.TrimSpace(a.Body)
+	now := time.Now().UTC().Format(time.RFC3339)
+	if a.CreatedAt == "" {
+		a.CreatedAt = now
+	}
+	a.UpdatedAt = now
+	return sqlc.New(a.db).UpsertAnswer(ctx, sqlc.UpsertAnswerParams{
+		QuestionID: a.QuestionID,
+		AuthorID:   a.AuthorID,
+		Body:       a.Body,
+		CreatedAt:  a.CreatedAt,
+		UpdatedAt:  a.UpdatedAt,
+	})
+}
+
+func GetAnswer(ctx context.Context, db *sql.DB, questionID string) (*Answer, error) {
+	r, err := sqlc.New(db).GetAnswer(ctx, questionID)
+	if err != nil {
+		return nil, err
+	}
+	return &Answer{
+		QuestionID: r.QuestionID,
+		AuthorID:   r.AuthorID,
+		AuthorName: r.AuthorName,
+		Body:       r.Body,
+		CreatedAt:  r.CreatedAt,
+		UpdatedAt:  r.UpdatedAt,
+		db:         db,
+	}, nil
+}

internal/store/memory.go

@@ -10,15 +10,20 @@ import (
 	"time"
 
 	"github.com/google/uuid"
+
+	"plumber/internal/pacific"
 )
 
 // Memory is an in-process Store for tests.
 type Memory struct {
 	mu        sync.Mutex
-	users     map[string]*User          // id -> user
-	byName    map[string]string         // username -> id
-	posts     map[string]*Post          // id -> post
-	postVotes map[string]map[string]int // postID -> userID -> value
+	users     map[string]*User           // id -> user
+	byName    map[string]string          // username -> id
+	questions map[string]*RankedQuestion // id -> question
+	answers   map[string]*Answer         // questionID -> answer
+	votes     map[string]map[string]int  // questionID -> userID -> value
+	posts     map[string]*Post           // id -> post
+	postVotes map[string]map[string]int  // postID -> userID -> value
 }
 
 // NewMemory returns an empty Memory store.
@@ -26,6 +31,9 @@ func NewMemory() *Memory {
 	return &Memory{
 		users:     map[string]*User{},
 		byName:    map[string]string{},
+		questions: map[string]*RankedQuestion{},
+		answers:   map[string]*Answer{},
+		votes:     map[string]map[string]int{},
 		posts:     map[string]*Post{},
 		postVotes: map[string]map[string]int{},
 	}
@@ -202,6 +210,172 @@ func (m *Memory) SaveUserProfile(_ context.Context, u *User) error {
 	return nil
 }
 
+func (m *Memory) CreateQuestion(_ context.Context, q *RankedQuestion) error {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	q.Title = strings.TrimSpace(q.Title)
+	q.Body = strings.TrimSpace(q.Body)
+	q.City = strings.TrimSpace(q.City)
+	if q.ID == "" {
+		q.ID = uuid.NewString()
+	}
+	if q.HuntDate == "" {
+		q.HuntDate = pacific.Today()
+	}
+	if q.CreatedAt == "" {
+		q.CreatedAt = time.Now().UTC().Format(time.RFC3339)
+	}
+	author, ok := m.users[q.AuthorID]
+	if !ok {
+		return fmt.Errorf("unknown author")
+	}
+	cp := *q
+	cp.AuthorName = author.Name
+	cp.db = nil
+	m.questions[cp.ID] = &cp
+	*q = cp
+	return nil
+}
+
+func (m *Memory) annotate(q *RankedQuestion, viewerID string) RankedQuestion {
+	out := *q
+	score := 0
+	userVote := 0
+	if votes, ok := m.votes[q.ID]; ok {
+		for uid, v := range votes {
+			score += v
+			if uid == viewerID {
+				userVote = v
+			}
+		}
+	}
+	_, answered := m.answers[q.ID]
+	out.Score = score
+	out.Answered = answered
+	out.UserVote = userVote
+	out.db = nil
+	return out
+}
+
+func (m *Memory) GetQuestion(_ context.Context, id, viewerID string) (*RankedQuestion, error) {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	q, ok := m.questions[id]
+	if !ok {
+		return nil, sql.ErrNoRows
+	}
+	out := m.annotate(q, viewerID)
+	return &out, nil
+}
+
+func (m *Memory) ListHunt(_ context.Context, huntDate, viewerID string) ([]RankedQuestion, error) {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	out := make([]RankedQuestion, 0)
+	for _, q := range m.questions {
+		if q.HuntDate != huntDate || q.Hidden {
+			continue
+		}
+		out = append(out, m.annotate(q, viewerID))
+	}
+	sort.Slice(out, func(i, j int) bool {
+		if out[i].Score != out[j].Score {
+			return out[i].Score > out[j].Score
+		}
+		return out[i].CreatedAt < out[j].CreatedAt
+	})
+	if len(out) > HuntListLimit {
+		out = out[:HuntListLimit]
+	}
+	return out, nil
+}
+
+func (m *Memory) ListQuestionsByAuthor(_ context.Context, authorID string) ([]RankedQuestion, error) {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	out := make([]RankedQuestion, 0)
+	for _, q := range m.questions {
+		if q.AuthorID != authorID || q.Hidden {
+			continue
+		}
+		out = append(out, m.annotate(q, ""))
+	}
+	sort.Slice(out, func(i, j int) bool { return out[i].CreatedAt > out[j].CreatedAt })
+	if len(out) > ProfileListLimit {
+		out = out[:ProfileListLimit]
+	}
+	return out, nil
+}
+
+func (m *Memory) ListQuestionsAnsweredBy(_ context.Context, adminID string) ([]RankedQuestion, error) {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	out := make([]RankedQuestion, 0)
+	for qid, a := range m.answers {
+		if a.AuthorID != adminID {
+			continue
+		}
+		q, ok := m.questions[qid]
+		if !ok || q.Hidden {
+			continue
+		}
+		rq := m.annotate(q, "")
+		rq.Answered = true
+		out = append(out, rq)
+	}
+	sort.Slice(out, func(i, j int) bool { return out[i].CreatedAt > out[j].CreatedAt })
+	if len(out) > ProfileListLimit {
+		out = out[:ProfileListLimit]
+	}
+	return out, nil
+}
+
+func (m *Memory) HideQuestion(_ context.Context, id string) error {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	q, ok := m.questions[id]
+	if !ok {
+		return sql.ErrNoRows
+	}
+	q.Hidden = true
+	return nil
+}
+
+func (m *Memory) GetAnswer(_ context.Context, questionID string) (*Answer, error) {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	a, ok := m.answers[questionID]
+	if !ok {
+		return nil, sql.ErrNoRows
+	}
+	cp := *a
+	if u, ok := m.users[a.AuthorID]; ok {
+		cp.AuthorName = u.Name
+	}
+	return &cp, nil
+}
+
+func (m *Memory) UpsertAnswer(_ context.Context, a *Answer) error {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	if _, ok := m.questions[a.QuestionID]; !ok {
+		return fmt.Errorf("unknown question")
+	}
+	a.Body = strings.TrimSpace(a.Body)
+	now := time.Now().UTC().Format(time.RFC3339)
+	if existing, ok := m.answers[a.QuestionID]; ok {
+		a.CreatedAt = existing.CreatedAt
+	} else if a.CreatedAt == "" {
+		a.CreatedAt = now
+	}
+	a.UpdatedAt = now
+	cp := *a
+	cp.db = nil
+	m.answers[a.QuestionID] = &cp
+	*a = cp
+	return nil
+}
+
 func (m *Memory) CreatePost(_ context.Context, post *Post) error {
 	if post == nil {
 		return fmt.Errorf("%w: post is nil", ErrInvalidPost)
@@ -463,3 +637,24 @@ func clonePostWithAuthor(post *Post, users map[string]*User) *Post {
 	}
 	return cp
 }
+
+func (m *Memory) Vote(_ context.Context, userID, questionID string, value int) error {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	if value != 1 && value != -1 && value != 0 {
+		return fmt.Errorf("invalid vote")
+	}
+	q, ok := m.questions[questionID]
+	if !ok || q.Hidden {
+		return ErrHiddenOrMissing
+	}
+	if m.votes[questionID] == nil {
+		m.votes[questionID] = map[string]int{}
+	}
+	if value == 0 {
+		delete(m.votes[questionID], userID)
+		return nil
+	}
+	m.votes[questionID][userID] = value
+	return nil
+}

internal/store/migrate.go

@@ -35,11 +35,13 @@ CREATE UNIQUE INDEX IF NOT EXISTS users_email_lower_uidx
 	return nil
 }
 
-// migratePosts creates the unified post model.
+// migratePosts creates the unified post model and snapshots legacy content.
+// Legacy tables remain in place until the application cutover is complete.
 func migratePosts(ctx context.Context, exec execContext) error {
 	steps := []struct {
 		name string
 		sql  string
+		args []any
 	}{
 		{name: "create posts", sql: `
 CREATE TABLE IF NOT EXISTS posts (
@@ -76,9 +78,33 @@ CREATE TABLE IF NOT EXISTS post_votes (
   value INTEGER NOT NULL CHECK (value IN (-1, 1)),
   PRIMARY KEY (user_id, post_id)
 )`},
+		{name: "copy questions", sql: `
+INSERT INTO posts (
+  id, parent_id, author_id, title, body, city, post_date, post_state, created_at, updated_at
+)
+SELECT
+  id, NULL, author_id, title, body, city, hunt_date,
+  CASE WHEN hidden = 0 THEN $1 ELSE $2 END,
+  created_at, created_at
+FROM questions
+ON CONFLICT (id) DO NOTHING`, args: []any{string(PostStateVisible), string(PostStateHidden)}},
+		{name: "copy answers", sql: `
+INSERT INTO posts (
+  id, parent_id, author_id, title, body, city, post_date, post_state, created_at, updated_at
+)
+SELECT
+  'answer:' || question_id, question_id, author_id, '', body, '', '',
+  $1, created_at, updated_at
+FROM answers
+ON CONFLICT (id) DO NOTHING`, args: []any{string(PostStateVisible)}},
+		{name: "copy votes", sql: `
+INSERT INTO post_votes (user_id, post_id, value)
+SELECT user_id, question_id, value
+FROM votes
+ON CONFLICT (user_id, post_id) DO NOTHING`},
 	}
 	for _, step := range steps {
-		if _, err := exec.ExecContext(ctx, step.sql); err != nil {
+		if _, err := exec.ExecContext(ctx, step.sql, step.args...); err != nil {
 			return fmt.Errorf("%s: %w", step.name, err)
 		}
 	}
@@ -103,23 +129,6 @@ CREATE INDEX IF NOT EXISTS idx_posts_author_created
 	return nil
 }
 
-func migrateDropLegacyPostTables(ctx context.Context, exec execContext) error {
-	steps := []struct {
-		name string
-		sql  string
-	}{
-		{"drop legacy answers", `DROP TABLE IF EXISTS answers`},
-		{"drop legacy votes", `DROP TABLE IF EXISTS votes`},
-		{"drop legacy questions", `DROP TABLE IF EXISTS questions`},
-	}
-	for _, step := range steps {
-		if _, err := exec.ExecContext(ctx, step.sql); err != nil {
-			return fmt.Errorf("%s: %w", step.name, err)
-		}
-	}
-	return nil
-}
-
 func migratePostDate(ctx context.Context, exec execContext) error {
 	steps := []struct {
 		name string
@@ -310,7 +319,6 @@ CREATE TABLE IF NOT EXISTS schema_migrations (
 		{"006_post_date", migratePostDate},
 		{"007_post_state", migratePostState},
 		{"008_post_author_index", migratePostAuthorIndex},
-		{"009_drop_legacy_post_tables", migrateDropLegacyPostTables},
 	}
 	for _, m := range migrations {
 		if applied[m.version] {

internal/store/migrate_posts_test.go

@@ -13,7 +13,7 @@ import (
 	"plumber/internal/store/sqlc"
 )
 
-func TestPostMigrationsAndQueries(t *testing.T) {
+func TestMigratePostsCopiesLegacyData(t *testing.T) {
 	rawURL := strings.TrimSpace(os.Getenv("TEST_DATABASE_URL"))
 	if rawURL == "" {
 		t.Skip("TEST_DATABASE_URL is not set")
@@ -47,13 +47,47 @@ func TestPostMigrationsAndQueries(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	baseSchema := `
+	legacySchema := `
 CREATE TABLE users (
   id TEXT PRIMARY KEY,
   name TEXT NOT NULL,
   role TEXT NOT NULL
+);
+CREATE TABLE questions (
+  id TEXT PRIMARY KEY,
+  author_id TEXT NOT NULL REFERENCES users(id),
+  title TEXT NOT NULL,
+  body TEXT NOT NULL,
+  city TEXT NOT NULL DEFAULT '',
+  hunt_date TEXT NOT NULL,
+  hidden INTEGER NOT NULL DEFAULT 0,
+  created_at TEXT NOT NULL
+);
+CREATE TABLE answers (
+  question_id TEXT PRIMARY KEY REFERENCES questions(id) ON DELETE CASCADE,
+  author_id TEXT NOT NULL REFERENCES users(id),
+  body TEXT NOT NULL,
+  created_at TEXT NOT NULL,
+  updated_at TEXT NOT NULL
+);
+CREATE TABLE votes (
+  user_id TEXT NOT NULL REFERENCES users(id),
+  question_id TEXT NOT NULL REFERENCES questions(id) ON DELETE CASCADE,
+  value INTEGER NOT NULL CHECK (value IN (-1, 1)),
+  PRIMARY KEY (user_id, question_id)
 );`
-	if err := applySchema(ctx, conn, baseSchema); err != nil {
+	if err := applySchema(ctx, conn, legacySchema); err != nil {
+		t.Fatal(err)
+	}
+	if _, err := conn.ExecContext(ctx, `
+INSERT INTO users (id, name, role)
+VALUES ('homeowner', 'Home Owner', 'user'), ('plumber', 'The Plumber', 'admin');
+INSERT INTO questions (id, author_id, title, body, city, hunt_date, hidden, created_at)
+VALUES ('question-1', 'homeowner', 'Leaky sink', 'It drips.', 'Oakland', '2026-08-26', 0, '2026-08-26T08:00:00Z');
+INSERT INTO answers (question_id, author_id, body, created_at, updated_at)
+VALUES ('question-1', 'plumber', 'Replace the cartridge.', '2026-08-26T09:00:00Z', '2026-08-26T09:05:00Z');
+INSERT INTO votes (user_id, question_id, value)
+VALUES ('homeowner', 'question-1', 1);`); err != nil {
 		t.Fatal(err)
 	}
 
@@ -69,40 +103,28 @@ CREATE TABLE users (
 	if err := migratePostVoteIndex(ctx, conn); err != nil {
 		t.Fatalf("post vote index migration is not idempotent: %v", err)
 	}
-	if err := migratePostAuthorIndex(ctx, conn); err != nil {
-		t.Fatal(err)
-	}
-	if err := migratePostAuthorIndex(ctx, conn); err != nil {
-		t.Fatalf("post author index migration is not idempotent: %v", err)
-	}
-	if _, err := conn.ExecContext(ctx, `
-INSERT INTO users (id, name, role)
-VALUES ('homeowner', 'Home Owner', 'user'), ('plumber', 'The Plumber', 'admin');
-INSERT INTO posts (
-  id, parent_id, author_id, title, body, city, post_date, post_state, created_at, updated_at
-) VALUES
-  (
-    'root-1', NULL, 'homeowner', 'Leaky sink', 'It drips.', 'Oakland',
-    '2026-08-26', 'visible', '2026-08-26T08:00:00Z', '2026-08-26T08:00:00Z'
-  ),
-  (
-    'reply-1', 'root-1', 'plumber', '', 'Replace the cartridge.', '', '',
-    'visible', '2026-08-26T09:00:00Z', '2026-08-26T09:05:00Z'
-  );
-INSERT INTO post_votes (user_id, post_id, value)
-VALUES ('homeowner', 'root-1', 1);`); err != nil {
-		t.Fatal(err)
-	}
 
-	var postCount, voteCount int
+	var postCount, voteCount, legacyQuestionCount, legacyAnswerCount int
 	if err := conn.QueryRowContext(ctx, "SELECT count(*) FROM posts").Scan(&postCount); err != nil {
 		t.Fatal(err)
 	}
 	if err := conn.QueryRowContext(ctx, "SELECT count(*) FROM post_votes").Scan(&voteCount); err != nil {
 		t.Fatal(err)
 	}
-	if postCount != 2 || voteCount != 1 {
-		t.Fatalf("counts posts=%d votes=%d", postCount, voteCount)
+	if err := conn.QueryRowContext(ctx, "SELECT count(*) FROM questions").Scan(&legacyQuestionCount); err != nil {
+		t.Fatal(err)
+	}
+	if err := conn.QueryRowContext(ctx, "SELECT count(*) FROM answers").Scan(&legacyAnswerCount); err != nil {
+		t.Fatal(err)
+	}
+	if postCount != 2 || voteCount != 1 || legacyQuestionCount != 1 || legacyAnswerCount != 1 {
+		t.Fatalf(
+			"counts posts=%d votes=%d legacy questions=%d answers=%d",
+			postCount,
+			voteCount,
+			legacyQuestionCount,
+			legacyAnswerCount,
+		)
 	}
 	var postVoteIndexCount int
 	if err := conn.QueryRowContext(ctx, `
@@ -130,7 +152,7 @@ WHERE schemaname = current_schema()
 	}
 	if _, err := conn.ExecContext(ctx, `
 INSERT INTO post_votes (user_id, post_id, value)
-VALUES ('homeowner', 'root-1', -1)`); err == nil {
+VALUES ('homeowner', 'question-1', -1)`); err == nil {
 		t.Fatal("duplicate user/post vote unexpectedly succeeded")
 	}
 
@@ -139,7 +161,7 @@ VALUES ('homeowner', 'root-1', -1)`); err == nil {
 	if err := conn.QueryRowContext(ctx, `
 SELECT parent_id, author_id, title, body, city, post_date, post_state, created_at, updated_at
 FROM posts
-WHERE id = 'root-1'`).Scan(
+WHERE id = 'question-1'`).Scan(
 		&rootParent,
 		&rootAuthor,
 		&title,
@@ -168,7 +190,7 @@ WHERE id = 'root-1'`).Scan(
 	if err := conn.QueryRowContext(ctx, `
 SELECT parent_id, author_id, body, post_state, created_at, updated_at
 FROM posts
-WHERE id = 'reply-1'`).Scan(
+WHERE id = 'answer:question-1'`).Scan(
 		&replyParent,
 		&replyAuthor,
 		&replyBody,
@@ -178,7 +200,7 @@ WHERE id = 'reply-1'`).Scan(
 	); err != nil {
 		t.Fatal(err)
 	}
-	if replyParent != "root-1" ||
+	if replyParent != "question-1" ||
 		replyAuthor != "plumber" ||
 		replyBody != "Replace the cartridge." ||
 		replyState != "visible" ||
@@ -190,7 +212,7 @@ WHERE id = 'reply-1'`).Scan(
 	var voteValue int
 	if err := conn.QueryRowContext(ctx, `
 SELECT value FROM post_votes
-WHERE user_id = 'homeowner' AND post_id = 'root-1'`).Scan(&voteValue); err != nil {
+WHERE user_id = 'homeowner' AND post_id = 'question-1'`).Scan(&voteValue); err != nil {
 		t.Fatal(err)
 	}
 	if voteValue != 1 {
@@ -201,7 +223,7 @@ WHERE user_id = 'homeowner' AND post_id = 'root-1'`).Scan(&voteValue); err != ni
 INSERT INTO posts (
   id, parent_id, author_id, title, body, city, post_date, post_state, created_at, updated_at
 ) VALUES (
-  'invalid-reply', 'root-1', 'homeowner', 'Replies cannot have titles', 'Body', '', '',
+  'invalid-reply', 'question-1', 'homeowner', 'Replies cannot have titles', 'Body', '', '',
   'visible', 'now', 'now'
 )`); err == nil {
 		t.Fatal("reply with root-only title unexpectedly succeeded")
@@ -210,7 +232,7 @@ INSERT INTO posts (
 	queries := sqlc.New(conn)
 	if err := queries.CreatePost(ctx, sqlc.CreatePostParams{
 		ID:        "follow-up",
-		ParentID:  sql.NullString{String: "reply-1", Valid: true},
+		ParentID:  sql.NullString{String: "answer:question-1", Valid: true},
 		AuthorID:  "homeowner",
 		Body:      "It is still dripping.",
 		PostState: string(PostStateVisible),
@@ -219,17 +241,17 @@ INSERT INTO posts (
 	}); err != nil {
 		t.Fatal(err)
 	}
-	thread, err := queries.ListPostThread(ctx, "root-1")
+	thread, err := queries.ListPostThread(ctx, "question-1")
 	if err != nil {
 		t.Fatal(err)
 	}
 	if len(thread) != 3 ||
-		thread[0].ID != "root-1" ||
-		thread[1].ID != "reply-1" ||
+		thread[0].ID != "question-1" ||
+		thread[1].ID != "answer:question-1" ||
 		thread[2].ID != "follow-up" {
 		t.Fatalf("recursive thread = %+v", thread)
 	}
-	nonRootThread, err := queries.ListPostThread(ctx, "reply-1")
+	nonRootThread, err := queries.ListPostThread(ctx, "answer:question-1")
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -245,7 +267,7 @@ INSERT INTO posts (
 	}
 	if n, err := queries.UpsertPostVoteOnVisibleRoot(ctx, sqlc.UpsertPostVoteOnVisibleRootParams{
 		UserID:      "plumber",
-		PostID:      "root-1",
+		PostID:      "question-1",
 		Value:       1,
 		HiddenState: string(PostStateHidden),
 	}); err != nil || n != 1 {
@@ -268,7 +290,7 @@ INSERT INTO posts (
 	}
 	summary, err := queries.GetRootPostVoteSummary(ctx, sqlc.GetRootPostVoteSummaryParams{
 		ViewerID: "plumber",
-		RootID:   "root-1",
+		RootID:   "question-1",
 	})
 	if err != nil || summary.Score != 2 || summary.UserVote != 1 {
 		t.Fatalf("root vote summary = %+v, %v", summary, err)
@@ -278,7 +300,7 @@ INSERT INTO posts (
 		HiddenState: string(PostStateHidden),
 		RowLimit:    50,
 	})
-	if err != nil || len(byAuthor) != 1 || byAuthor[0].ID != "root-1" {
+	if err != nil || len(byAuthor) != 1 || byAuthor[0].ID != "question-1" {
 		t.Fatalf("roots by author = %+v, %v", byAuthor, err)
 	}
 	answeredBy, err := queries.ListRootPostsAnsweredBy(ctx, sqlc.ListRootPostsAnsweredByParams{
@@ -286,14 +308,14 @@ INSERT INTO posts (
 		AdminID:     "plumber",
 		RowLimit:    50,
 	})
-	if err != nil || len(answeredBy) != 1 || answeredBy[0].ID != "root-1" {
+	if err != nil || len(answeredBy) != 1 || answeredBy[0].ID != "question-1" {
 		t.Fatalf("roots answered by admin = %+v, %v", answeredBy, err)
 	}
 	for _, state := range []PostState{PostStateLocked, PostStateVisible} {
 		n, err := queries.UpdateRootPostState(ctx, sqlc.UpdateRootPostStateParams{
 			PostState: string(state),
 			UpdatedAt: "2026-08-26T10:10:00Z",
-			ID:        "root-1",
+			ID:        "question-1",
 		})
 		if err != nil || n != 1 {
 			t.Fatalf("set root state %q rows=%d error=%v", state, n, err)
@@ -336,7 +358,7 @@ WHERE schemaname = current_schema()
 	}
 	var migratedPostDate string
 	if err := conn.QueryRowContext(ctx, `
-SELECT post_date FROM posts WHERE id = 'root-1'`).Scan(&migratedPostDate); err != nil {
+SELECT post_date FROM posts WHERE id = 'question-1'`).Scan(&migratedPostDate); err != nil {
 		t.Fatal(err)
 	}
 	if postDateColumnCount != 1 ||
@@ -358,7 +380,7 @@ SELECT post_date FROM posts WHERE id = 'root-1'`).Scan(&migratedPostDate); err !
 DROP INDEX idx_posts_root_date;
 ALTER TABLE posts DROP CONSTRAINT posts_shape_check;
 ALTER TABLE posts ADD COLUMN hidden INTEGER NOT NULL DEFAULT 0;
-UPDATE posts SET hidden = CASE WHEN id = 'root-1' THEN 1 ELSE 0 END;
+UPDATE posts SET hidden = CASE WHEN id = 'question-1' THEN 1 ELSE 0 END;
 ALTER TABLE posts DROP COLUMN post_state;
 ALTER TABLE posts ADD CONSTRAINT posts_check CHECK (
   (parent_id IS NULL AND title <> '' AND post_date <> '')
@@ -389,11 +411,11 @@ WHERE table_schema = current_schema()
 	}
 	var hiddenState, replyStateAfterMigration string
 	if err := conn.QueryRowContext(ctx, `
-SELECT post_state FROM posts WHERE id = 'root-1'`).Scan(&hiddenState); err != nil {
+SELECT post_state FROM posts WHERE id = 'question-1'`).Scan(&hiddenState); err != nil {
 		t.Fatal(err)
 	}
 	if err := conn.QueryRowContext(ctx, `
-SELECT post_state FROM posts WHERE id = 'reply-1'`).Scan(&replyStateAfterMigration); err != nil {
+SELECT post_state FROM posts WHERE id = 'answer:question-1'`).Scan(&replyStateAfterMigration); err != nil {
 		t.Fatal(err)
 	}
 	var postStateDataType string
@@ -431,37 +453,15 @@ WHERE schemaname = current_schema()
 			stateIndexCount,
 		)
 	}
-
-	if _, err := conn.ExecContext(ctx, `
-CREATE TABLE questions (id TEXT PRIMARY KEY);
-CREATE TABLE votes (id TEXT PRIMARY KEY);
-CREATE TABLE answers (id TEXT PRIMARY KEY);`); err != nil {
-		t.Fatal(err)
-	}
-	if err := migrateDropLegacyPostTables(ctx, conn); err != nil {
-		t.Fatal(err)
-	}
-	if err := migrateDropLegacyPostTables(ctx, conn); err != nil {
-		t.Fatalf("legacy table cleanup is not idempotent: %v", err)
-	}
-	for _, table := range []string{"questions", "votes", "answers"} {
-		var relation sql.NullString
-		if err := conn.QueryRowContext(ctx, "SELECT to_regclass($1)", table).Scan(&relation); err != nil {
-			t.Fatal(err)
-		}
-		if relation.Valid {
-			t.Fatalf("legacy table %q still exists", table)
-		}
-	}
 }
 
 func TestMigratePostsReportsStep(t *testing.T) {
 	t.Parallel()
 
-	exec := &failingMigrationExec{failAt: 5}
+	exec := &failingMigrationExec{failAt: 6}
 	err := migratePosts(context.Background(), exec)
-	if err == nil || !strings.Contains(err.Error(), "create post votes") {
-		t.Fatalf("error = %v, want create post votes context", err)
+	if err == nil || !strings.Contains(err.Error(), "copy questions") {
+		t.Fatalf("error = %v, want copy questions context", err)
 	}
 }
 

internal/store/postgres_store.go

@@ -109,6 +109,41 @@ func (p *Postgres) SaveUserProfile(ctx context.Context, u *User) error {
 	return u.SaveProfile(ctx)
 }
 
+func (p *Postgres) CreateQuestion(ctx context.Context, q *RankedQuestion) error {
+	q.db = p.db
+	return q.Create(ctx)
+}
+
+func (p *Postgres) GetQuestion(ctx context.Context, id, viewerID string) (*RankedQuestion, error) {
+	return GetQuestion(ctx, p.db, id, viewerID)
+}
+
+func (p *Postgres) ListHunt(ctx context.Context, huntDate, viewerID string) ([]RankedQuestion, error) {
+	return ListHunt(ctx, p.db, huntDate, viewerID)
+}
+
+func (p *Postgres) ListQuestionsByAuthor(ctx context.Context, authorID string) ([]RankedQuestion, error) {
+	return ListQuestionsByAuthor(ctx, p.db, authorID)
+}
+
+func (p *Postgres) ListQuestionsAnsweredBy(ctx context.Context, adminID string) ([]RankedQuestion, error) {
+	return ListQuestionsAnsweredBy(ctx, p.db, adminID)
+}
+
+func (p *Postgres) HideQuestion(ctx context.Context, id string) error {
+	q := &RankedQuestion{ID: id, db: p.db}
+	return q.Hide(ctx)
+}
+
+func (p *Postgres) GetAnswer(ctx context.Context, questionID string) (*Answer, error) {
+	return GetAnswer(ctx, p.db, questionID)
+}
+
+func (p *Postgres) UpsertAnswer(ctx context.Context, a *Answer) error {
+	a.db = p.db
+	return a.Upsert(ctx)
+}
+
 func (p *Postgres) CreatePost(ctx context.Context, post *Post) error {
 	post.db = p.db
 	return post.Create(ctx)
@@ -150,3 +185,7 @@ func (p *Postgres) SetRootPostState(ctx context.Context, id string, state PostSt
 func (p *Postgres) VotePost(ctx context.Context, userID, postID string, value int) error {
 	return SetPostVote(ctx, p.db, userID, postID, value)
 }
+
+func (p *Postgres) Vote(ctx context.Context, userID, questionID string, value int) error {
+	return Vote(ctx, p.db, userID, questionID, value)
+}

internal/store/question.go

@@ -0,0 +1,156 @@
+package store
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+	"strings"
+	"time"
+
+	"github.com/google/uuid"
+
+	"plumber/internal/pacific"
+	"plumber/internal/store/sqlc"
+)
+
+// RankedQuestion is a question row with score / vote annotations for lists.
+type RankedQuestion struct {
+	ID         string
+	AuthorID   string
+	AuthorName string
+	Title      string
+	Body       string
+	City       string
+	HuntDate   string
+	Hidden     bool
+	CreatedAt  string
+	Score      int
+	Answered   bool
+	UserVote   int
+	db         *sql.DB
+}
+
+// NewQuestion returns a question bound to db (not yet inserted).
+func NewQuestion(db *sql.DB) *RankedQuestion {
+	return &RankedQuestion{db: db}
+}
+
+// Create inserts the question. Sets ID, HuntDate, and CreatedAt when empty.
+func (q *RankedQuestion) Create(ctx context.Context) error {
+	if q == nil || q.db == nil {
+		return fmt.Errorf("question: no database")
+	}
+	q.Title = strings.TrimSpace(q.Title)
+	q.Body = strings.TrimSpace(q.Body)
+	q.City = strings.TrimSpace(q.City)
+	if q.ID == "" {
+		q.ID = uuid.NewString()
+	}
+	if q.HuntDate == "" {
+		q.HuntDate = pacific.Today()
+	}
+	if q.CreatedAt == "" {
+		q.CreatedAt = time.Now().UTC().Format(time.RFC3339)
+	}
+	return sqlc.New(q.db).CreateQuestion(ctx, sqlc.CreateQuestionParams{
+		ID:        q.ID,
+		AuthorID:  q.AuthorID,
+		Title:     q.Title,
+		Body:      q.Body,
+		City:      q.City,
+		HuntDate:  q.HuntDate,
+		CreatedAt: q.CreatedAt,
+	})
+}
+
+// Hide marks the question hidden.
+func (q *RankedQuestion) Hide(ctx context.Context) error {
+	if q == nil || q.db == nil {
+		return fmt.Errorf("question: no database")
+	}
+	if err := sqlc.New(q.db).HideQuestion(ctx, q.ID); err != nil {
+		return err
+	}
+	q.Hidden = true
+	return nil
+}
+
+func rankedFrom(
+	db *sql.DB,
+	id, authorID, authorName, title, body, city, huntDate, createdAt string,
+	hidden int32, score, answered, userVote int64,
+) RankedQuestion {
+	return RankedQuestion{
+		ID:         id,
+		AuthorID:   authorID,
+		AuthorName: authorName,
+		Title:      title,
+		Body:       body,
+		City:       city,
+		HuntDate:   huntDate,
+		Hidden:     hidden != 0,
+		CreatedAt:  createdAt,
+		Score:      int(score),
+		Answered:   answered != 0,
+		UserVote:   int(userVote),
+		db:         db,
+	}
+}
+
+func ListHunt(ctx context.Context, db *sql.DB, huntDate, viewerID string) ([]RankedQuestion, error) {
+	rows, err := sqlc.New(db).ListHunt(ctx, sqlc.ListHuntParams{
+		ViewerID: viewerID,
+		HuntDate: huntDate,
+		RowLimit: HuntListLimit,
+	})
+	if err != nil {
+		return nil, err
+	}
+	out := make([]RankedQuestion, 0, len(rows))
+	for _, r := range rows {
+		out = append(out, rankedFrom(db, r.ID, r.AuthorID, r.AuthorName, r.Title, r.Body, r.City, r.HuntDate, r.CreatedAt, r.Hidden, r.Score, r.Answered, r.UserVote))
+	}
+	return out, nil
+}
+
+func GetQuestion(ctx context.Context, db *sql.DB, id, viewerID string) (*RankedQuestion, error) {
+	r, err := sqlc.New(db).GetQuestion(ctx, sqlc.GetQuestionParams{
+		ViewerID: viewerID,
+		ID:       id,
+	})
+	if err != nil {
+		return nil, err
+	}
+	q := rankedFrom(db, r.ID, r.AuthorID, r.AuthorName, r.Title, r.Body, r.City, r.HuntDate, r.CreatedAt, r.Hidden, r.Score, r.Answered, r.UserVote)
+	return &q, nil
+}
+
+func ListQuestionsByAuthor(ctx context.Context, db *sql.DB, authorID string) ([]RankedQuestion, error) {
+	rows, err := sqlc.New(db).ListQuestionsByAuthor(ctx, sqlc.ListQuestionsByAuthorParams{
+		AuthorID: authorID,
+		RowLimit: ProfileListLimit,
+	})
+	if err != nil {
+		return nil, err
+	}
+	out := make([]RankedQuestion, 0, len(rows))
+	for _, r := range rows {
+		out = append(out, rankedFrom(db, r.ID, r.AuthorID, r.AuthorName, r.Title, r.Body, r.City, r.HuntDate, r.CreatedAt, r.Hidden, r.Score, r.Answered, r.UserVote))
+	}
+	return out, nil
+}
+
+func ListQuestionsAnsweredBy(ctx context.Context, db *sql.DB, adminID string) ([]RankedQuestion, error) {
+	rows, err := sqlc.New(db).ListQuestionsAnsweredBy(ctx, sqlc.ListQuestionsAnsweredByParams{
+		AdminID:  adminID,
+		RowLimit: ProfileListLimit,
+	})
+	if err != nil {
+		return nil, err
+	}
+	out := make([]RankedQuestion, 0, len(rows))
+	for _, r := range rows {
+		out = append(out, rankedFrom(db, r.ID, r.AuthorID, r.AuthorName, r.Title, r.Body, r.City, r.HuntDate, r.CreatedAt, r.Hidden, r.Score, r.Answered, r.UserVote))
+	}
+	return out, nil
+}

internal/store/sqlc/answers.sql.go

@@ -0,0 +1,66 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.31.1
+// source: answers.sql
+
+package sqlc
+
+import (
+	"context"
+)
+
+const getAnswer = `-- name: GetAnswer :one
+SELECT a.question_id, a.author_id, u.name AS author_name, a.body, a.created_at, a.updated_at
+FROM answers a
+JOIN users u ON u.id = a.author_id
+WHERE a.question_id = $1
+`
+
+type GetAnswerRow struct {
+	QuestionID string
+	AuthorID   string
+	AuthorName string
+	Body       string
+	CreatedAt  string
+	UpdatedAt  string
+}
+
+func (q *Queries) GetAnswer(ctx context.Context, questionID string) (GetAnswerRow, error) {
+	row := q.db.QueryRowContext(ctx, getAnswer, questionID)
+	var i GetAnswerRow
+	err := row.Scan(
+		&i.QuestionID,
+		&i.AuthorID,
+		&i.AuthorName,
+		&i.Body,
+		&i.CreatedAt,
+		&i.UpdatedAt,
+	)
+	return i, err
+}
+
+const upsertAnswer = `-- name: UpsertAnswer :exec
+INSERT INTO answers (question_id, author_id, body, created_at, updated_at)
+VALUES ($1, $2, $3, $4, $5)
+ON CONFLICT (question_id) DO UPDATE
+SET body = excluded.body, author_id = excluded.author_id, updated_at = excluded.updated_at
+`
+
+type UpsertAnswerParams struct {
+	QuestionID string
+	AuthorID   string
+	Body       string
+	CreatedAt  string
+	UpdatedAt  string
+}
+
+func (q *Queries) UpsertAnswer(ctx context.Context, arg UpsertAnswerParams) error {
+	_, err := q.db.ExecContext(ctx, upsertAnswer,
+		arg.QuestionID,
+		arg.AuthorID,
+		arg.Body,
+		arg.CreatedAt,
+		arg.UpdatedAt,
+	)
+	return err
+}

internal/store/sqlc/models.go

@@ -9,6 +9,14 @@ import (
 	"time"
 )
 
+type Answer struct {
+	QuestionID string
+	AuthorID   string
+	Body       string
+	CreatedAt  string
+	UpdatedAt  string
+}
+
 type Post struct {
 	ID        string
 	ParentID  sql.NullString
@@ -28,6 +36,17 @@ type PostVote struct {
 	Value  int32
 }
 
+type Question struct {
+	ID        string
+	AuthorID  string
+	Title     string
+	Body      string
+	City      string
+	HuntDate  string
+	Hidden    int32
+	CreatedAt string
+}
+
 type Session struct {
 	Token  string
 	Data   []byte
@@ -45,3 +64,9 @@ type User struct {
 	State        string
 	CreatedAt    string
 }
+
+type Vote struct {
+	UserID     string
+	QuestionID string
+	Value      int32
+}

internal/store/sqlc/questions.sql.go

@@ -0,0 +1,316 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.31.1
+// source: questions.sql
+
+package sqlc
+
+import (
+	"context"
+)
+
+const createQuestion = `-- name: CreateQuestion :exec
+INSERT INTO questions (id, author_id, title, body, city, hunt_date, hidden, created_at)
+VALUES ($1, $2, $3, $4, $5, $6, 0, $7)
+`
+
+type CreateQuestionParams struct {
+	ID        string
+	AuthorID  string
+	Title     string
+	Body      string
+	City      string
+	HuntDate  string
+	CreatedAt string
+}
+
+func (q *Queries) CreateQuestion(ctx context.Context, arg CreateQuestionParams) error {
+	_, err := q.db.ExecContext(ctx, createQuestion,
+		arg.ID,
+		arg.AuthorID,
+		arg.Title,
+		arg.Body,
+		arg.City,
+		arg.HuntDate,
+		arg.CreatedAt,
+	)
+	return err
+}
+
+const getQuestion = `-- name: GetQuestion :one
+SELECT q.id, q.author_id, u.name AS author_name, q.title, q.body, q.city, q.hunt_date, q.hidden, q.created_at,
+       COALESCE((SELECT SUM(votes.value) FROM votes WHERE votes.question_id = q.id), 0)::bigint AS score,
+       CASE WHEN a.question_id IS NULL THEN 0 ELSE 1 END::bigint AS answered,
+       COALESCE((
+         SELECT votes.value FROM votes
+         WHERE votes.user_id = $1 AND votes.question_id = q.id
+       ), 0)::bigint AS user_vote
+FROM questions q
+JOIN users u ON u.id = q.author_id
+LEFT JOIN answers a ON a.question_id = q.id
+WHERE q.id = $2
+`
+
+type GetQuestionParams struct {
+	ViewerID string
+	ID       string
+}
+
+type GetQuestionRow struct {
+	ID         string
+	AuthorID   string
+	AuthorName string
+	Title      string
+	Body       string
+	City       string
+	HuntDate   string
+	Hidden     int32
+	CreatedAt  string
+	Score      int64
+	Answered   int64
+	UserVote   int64
+}
+
+func (q *Queries) GetQuestion(ctx context.Context, arg GetQuestionParams) (GetQuestionRow, error) {
+	row := q.db.QueryRowContext(ctx, getQuestion, arg.ViewerID, arg.ID)
+	var i GetQuestionRow
+	err := row.Scan(
+		&i.ID,
+		&i.AuthorID,
+		&i.AuthorName,
+		&i.Title,
+		&i.Body,
+		&i.City,
+		&i.HuntDate,
+		&i.Hidden,
+		&i.CreatedAt,
+		&i.Score,
+		&i.Answered,
+		&i.UserVote,
+	)
+	return i, err
+}
+
+const hideQuestion = `-- name: HideQuestion :exec
+UPDATE questions
+SET hidden = 1
+WHERE id = $1
+`
+
+func (q *Queries) HideQuestion(ctx context.Context, id string) error {
+	_, err := q.db.ExecContext(ctx, hideQuestion, id)
+	return err
+}
+
+const listHunt = `-- name: ListHunt :many
+SELECT q.id, q.author_id, u.name AS author_name, q.title, q.body, q.city, q.hunt_date, q.hidden, q.created_at,
+       COALESCE(SUM(v.value), 0)::bigint AS score,
+       CASE WHEN a.question_id IS NULL THEN 0 ELSE 1 END::bigint AS answered,
+       COALESCE((
+         SELECT votes.value FROM votes
+         WHERE votes.user_id = $1 AND votes.question_id = q.id
+       ), 0)::bigint AS user_vote
+FROM questions q
+JOIN users u ON u.id = q.author_id
+LEFT JOIN votes v ON v.question_id = q.id
+LEFT JOIN answers a ON a.question_id = q.id
+WHERE q.hunt_date = $2 AND q.hidden = 0
+GROUP BY q.id, q.author_id, u.name, q.title, q.body, q.city, q.hunt_date, q.hidden, q.created_at, a.question_id
+ORDER BY score DESC, q.created_at ASC
+LIMIT $3
+`
+
+type ListHuntParams struct {
+	ViewerID string
+	HuntDate string
+	RowLimit int32
+}
+
+type ListHuntRow struct {
+	ID         string
+	AuthorID   string
+	AuthorName string
+	Title      string
+	Body       string
+	City       string
+	HuntDate   string
+	Hidden     int32
+	CreatedAt  string
+	Score      int64
+	Answered   int64
+	UserVote   int64
+}
+
+func (q *Queries) ListHunt(ctx context.Context, arg ListHuntParams) ([]ListHuntRow, error) {
+	rows, err := q.db.QueryContext(ctx, listHunt, arg.ViewerID, arg.HuntDate, arg.RowLimit)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	items := []ListHuntRow{}
+	for rows.Next() {
+		var i ListHuntRow
+		if err := rows.Scan(
+			&i.ID,
+			&i.AuthorID,
+			&i.AuthorName,
+			&i.Title,
+			&i.Body,
+			&i.City,
+			&i.HuntDate,
+			&i.Hidden,
+			&i.CreatedAt,
+			&i.Score,
+			&i.Answered,
+			&i.UserVote,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const listQuestionsAnsweredBy = `-- name: ListQuestionsAnsweredBy :many
+SELECT q.id, q.author_id, u.name AS author_name, q.title, q.body, q.city, q.hunt_date, q.hidden, q.created_at,
+       COALESCE((SELECT SUM(votes.value) FROM votes WHERE votes.question_id = q.id), 0)::bigint AS score,
+       1::bigint AS answered,
+       0::bigint AS user_vote
+FROM answers ans
+JOIN questions q ON q.id = ans.question_id
+JOIN users u ON u.id = q.author_id
+WHERE ans.author_id = $1 AND q.hidden = 0
+ORDER BY ans.updated_at DESC
+LIMIT $2
+`
+
+type ListQuestionsAnsweredByParams struct {
+	AdminID  string
+	RowLimit int32
+}
+
+type ListQuestionsAnsweredByRow struct {
+	ID         string
+	AuthorID   string
+	AuthorName string
+	Title      string
+	Body       string
+	City       string
+	HuntDate   string
+	Hidden     int32
+	CreatedAt  string
+	Score      int64
+	Answered   int64
+	UserVote   int64
+}
+
+func (q *Queries) ListQuestionsAnsweredBy(ctx context.Context, arg ListQuestionsAnsweredByParams) ([]ListQuestionsAnsweredByRow, error) {
+	rows, err := q.db.QueryContext(ctx, listQuestionsAnsweredBy, arg.AdminID, arg.RowLimit)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	items := []ListQuestionsAnsweredByRow{}
+	for rows.Next() {
+		var i ListQuestionsAnsweredByRow
+		if err := rows.Scan(
+			&i.ID,
+			&i.AuthorID,
+			&i.AuthorName,
+			&i.Title,
+			&i.Body,
+			&i.City,
+			&i.HuntDate,
+			&i.Hidden,
+			&i.CreatedAt,
+			&i.Score,
+			&i.Answered,
+			&i.UserVote,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const listQuestionsByAuthor = `-- name: ListQuestionsByAuthor :many
+SELECT q.id, q.author_id, u.name AS author_name, q.title, q.body, q.city, q.hunt_date, q.hidden, q.created_at,
+       COALESCE((SELECT SUM(votes.value) FROM votes WHERE votes.question_id = q.id), 0)::bigint AS score,
+       CASE WHEN a.question_id IS NULL THEN 0 ELSE 1 END::bigint AS answered,
+       0::bigint AS user_vote
+FROM questions q
+JOIN users u ON u.id = q.author_id
+LEFT JOIN answers a ON a.question_id = q.id
+WHERE q.author_id = $1 AND q.hidden = 0
+ORDER BY q.created_at DESC
+LIMIT $2
+`
+
+type ListQuestionsByAuthorParams struct {
+	AuthorID string
+	RowLimit int32
+}
+
+type ListQuestionsByAuthorRow struct {
+	ID         string
+	AuthorID   string
+	AuthorName string
+	Title      string
+	Body       string
+	City       string
+	HuntDate   string
+	Hidden     int32
+	CreatedAt  string
+	Score      int64
+	Answered   int64
+	UserVote   int64
+}
+
+func (q *Queries) ListQuestionsByAuthor(ctx context.Context, arg ListQuestionsByAuthorParams) ([]ListQuestionsByAuthorRow, error) {
+	rows, err := q.db.QueryContext(ctx, listQuestionsByAuthor, arg.AuthorID, arg.RowLimit)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	items := []ListQuestionsByAuthorRow{}
+	for rows.Next() {
+		var i ListQuestionsByAuthorRow
+		if err := rows.Scan(
+			&i.ID,
+			&i.AuthorID,
+			&i.AuthorName,
+			&i.Title,
+			&i.Body,
+			&i.City,
+			&i.HuntDate,
+			&i.Hidden,
+			&i.CreatedAt,
+			&i.Score,
+			&i.Answered,
+			&i.UserVote,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}

internal/store/sqlc/votes.sql.go

@@ -0,0 +1,82 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.31.1
+// source: votes.sql
+
+package sqlc
+
+import (
+	"context"
+)
+
+const deleteVote = `-- name: DeleteVote :exec
+DELETE FROM votes
+WHERE user_id = $1 AND question_id = $2
+`
+
+type DeleteVoteParams struct {
+	UserID     string
+	QuestionID string
+}
+
+func (q *Queries) DeleteVote(ctx context.Context, arg DeleteVoteParams) error {
+	_, err := q.db.ExecContext(ctx, deleteVote, arg.UserID, arg.QuestionID)
+	return err
+}
+
+const getVote = `-- name: GetVote :one
+SELECT value
+FROM votes
+WHERE user_id = $1 AND question_id = $2
+`
+
+type GetVoteParams struct {
+	UserID     string
+	QuestionID string
+}
+
+func (q *Queries) GetVote(ctx context.Context, arg GetVoteParams) (int32, error) {
+	row := q.db.QueryRowContext(ctx, getVote, arg.UserID, arg.QuestionID)
+	var value int32
+	err := row.Scan(&value)
+	return value, err
+}
+
+const questionIsVisible = `-- name: QuestionIsVisible :one
+SELECT EXISTS(
+  SELECT 1 FROM questions WHERE id = $1 AND hidden = 0
+)::bool
+`
+
+func (q *Queries) QuestionIsVisible(ctx context.Context, id string) (bool, error) {
+	row := q.db.QueryRowContext(ctx, questionIsVisible, id)
+	var column_1 bool
+	err := row.Scan(&column_1)
+	return column_1, err
+}
+
+const upsertVoteOnVisible = `-- name: UpsertVoteOnVisible :execrows
+INSERT INTO votes (user_id, question_id, value)
+SELECT $1, $2, $3
+FROM questions q
+WHERE q.id = $2 AND q.hidden = 0
+ON CONFLICT (user_id, question_id) DO UPDATE
+SET value = excluded.value
+WHERE EXISTS (
+  SELECT 1 FROM questions q2 WHERE q2.id = excluded.question_id AND q2.hidden = 0
+)
+`
+
+type UpsertVoteOnVisibleParams struct {
+	UserID     string
+	QuestionID string
+	Value      int32
+}
+
+func (q *Queries) UpsertVoteOnVisible(ctx context.Context, arg UpsertVoteOnVisibleParams) (int64, error) {
+	result, err := q.db.ExecContext(ctx, upsertVoteOnVisible, arg.UserID, arg.QuestionID, arg.Value)
+	if err != nil {
+		return 0, err
+	}
+	return result.RowsAffected()
+}

internal/store/store.go

@@ -27,6 +27,16 @@ type Store interface {
 	SetUserRole(ctx context.Context, id string, role Role) error
 	SaveUserProfile(ctx context.Context, u *User) error
 
+	CreateQuestion(ctx context.Context, q *RankedQuestion) error
+	GetQuestion(ctx context.Context, id, viewerID string) (*RankedQuestion, error)
+	ListHunt(ctx context.Context, huntDate, viewerID string) ([]RankedQuestion, error)
+	ListQuestionsByAuthor(ctx context.Context, authorID string) ([]RankedQuestion, error)
+	ListQuestionsAnsweredBy(ctx context.Context, adminID string) ([]RankedQuestion, error)
+	HideQuestion(ctx context.Context, id string) error
+
+	GetAnswer(ctx context.Context, questionID string) (*Answer, error)
+	UpsertAnswer(ctx context.Context, a *Answer) error
+
 	CreatePost(ctx context.Context, post *Post) error
 	GetPost(ctx context.Context, id string) (*Post, error)
 	GetPostThread(ctx context.Context, rootID string) (*Post, error)
@@ -37,4 +47,7 @@ type Store interface {
 	ListRootPostsAnsweredBy(ctx context.Context, adminID string) ([]Post, error)
 	SetRootPostState(ctx context.Context, id string, state PostState) error
 	VotePost(ctx context.Context, userID, postID string, value int) error
+
+	// Vote sets the vote to 1, -1, or 0 (clear) on a visible question.
+	Vote(ctx context.Context, userID, questionID string, value int) error
 }

internal/store/user.go

@@ -9,19 +9,12 @@ import (
 	"time"
 
 	"github.com/google/uuid"
-	"github.com/jackc/pgx/v5/pgconn"
 
 	"plumber/internal/store/sqlc"
 )
 
-var (
-	// ErrLastAdmin is returned when demoting the only remaining admin.
-	ErrLastAdmin = errors.New("cannot demote the last admin")
-	// ErrDuplicateUsername is returned when inserting an existing username.
-	ErrDuplicateUsername = errors.New("username taken")
-	// ErrDuplicateEmail is returned when inserting or updating an existing email.
-	ErrDuplicateEmail = errors.New("email taken")
-)
+// ErrLastAdmin is returned when demoting the only remaining admin.
+var ErrLastAdmin = errors.New("cannot demote the last admin")
 
 // Role is a user privilege level stored in users.role.
 type Role string
@@ -58,17 +51,6 @@ func NormalizeUsername(s string) string {
 	return strings.ToLower(strings.TrimSpace(s))
 }
 
-func mapUniqueViolation(err error) error {
-	var pgErr *pgconn.PgError
-	if errors.As(err, &pgErr) && pgErr.Code == "23505" {
-		if strings.Contains(strings.ToLower(pgErr.ConstraintName), "email") {
-			return ErrDuplicateEmail
-		}
-		return ErrDuplicateUsername
-	}
-	return err
-}
-
 func toUser(db *sql.DB, id, username, name, role, email, avatarURL, state, createdAt, passwordHash string) *User {
 	return &User{
 		ID:           id,

internal/store/vote.go

@@ -0,0 +1,71 @@
+package store
+
+import (
+	"context"
+	"database/sql"
+	"errors"
+	"fmt"
+	"strings"
+
+	"github.com/jackc/pgx/v5/pgconn"
+
+	"plumber/internal/store/sqlc"
+)
+
+// ErrDuplicateUsername is returned when inserting a username that already exists.
+var ErrDuplicateUsername = errors.New("username taken")
+
+// ErrDuplicateEmail is returned when inserting/updating an email that already exists.
+var ErrDuplicateEmail = errors.New("email taken")
+
+// ErrHiddenOrMissing is returned when voting on a hidden or unknown question.
+var ErrHiddenOrMissing = errors.New("question not votable")
+
+// SetVote sets the user's vote to value (1, -1, or 0 to clear) on a visible question.
+func SetVote(ctx context.Context, db *sql.DB, userID, questionID string, value int) error {
+	if value != 1 && value != -1 && value != 0 {
+		return fmt.Errorf("invalid vote")
+	}
+	q := sqlc.New(db)
+	if value == 0 {
+		visible, err := q.QuestionIsVisible(ctx, questionID)
+		if err != nil {
+			return err
+		}
+		if !visible {
+			return ErrHiddenOrMissing
+		}
+		return q.DeleteVote(ctx, sqlc.DeleteVoteParams{
+			UserID:     userID,
+			QuestionID: questionID,
+		})
+	}
+	n, err := q.UpsertVoteOnVisible(ctx, sqlc.UpsertVoteOnVisibleParams{
+		UserID:     userID,
+		QuestionID: questionID,
+		Value:      int32(value),
+	})
+	if err != nil {
+		return mapUniqueViolation(err)
+	}
+	if n == 0 {
+		return ErrHiddenOrMissing
+	}
+	return nil
+}
+
+// Vote is kept as an alias for SetVote for callers that still use the old name.
+func Vote(ctx context.Context, db *sql.DB, userID, questionID string, value int) error {
+	return SetVote(ctx, db, userID, questionID, value)
+}
+
+func mapUniqueViolation(err error) error {
+	var pgErr *pgconn.PgError
+	if errors.As(err, &pgErr) && pgErr.Code == "23505" {
+		if strings.Contains(strings.ToLower(pgErr.ConstraintName), "email") {
+			return ErrDuplicateEmail
+		}
+		return ErrDuplicateUsername
+	}
+	return err
+}

internal/web/posts.go

@@ -93,8 +93,7 @@ func (s *Server) handleCreatePost(w http.ResponseWriter, r *http.Request) {
 	)
 }
 
-// notifyPostReply emails the root homeowner for admin replies and the direct
-// parent author for homeowner replies.
+// notifyPostReply asynchronously emails the direct parent post's author.
 func (s *Server) notifyPostReply(
 	parent *store.Post,
 	root *store.Post,
@@ -105,19 +104,13 @@ func (s *Server) notifyPostReply(
 		root == nil ||
 		reply == nil ||
 		replyAuthor == nil ||
-		s.cfg.Mail == nil {
+		s.cfg.Mail == nil ||
+		parent.AuthorID == replyAuthor.ID {
 		return
 	}
 	if _, disabled := s.cfg.Mail.(mail.Nop); disabled {
 		return
 	}
-	recipientID := parent.AuthorID
-	if replyAuthor.Admin() {
-		recipientID = root.AuthorID
-	}
-	if recipientID == replyAuthor.ID {
-		return
-	}
 	msg := mail.PostReply{
 		RootID:          root.ID,
 		RootTitle:       root.Title,
@@ -125,6 +118,7 @@ func (s *Server) notifyPostReply(
 		ReplyBody:       reply.Body,
 		ReplyAuthorName: replyAuthor.Name,
 	}
+	recipientID := parent.AuthorID
 	go func() {
 		ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
 		defer cancel()

internal/web/posts_test.go

@@ -334,22 +334,6 @@ func TestPostReplyNotifications(t *testing.T) {
 		t.Fatalf("homeowner reply notification = %+v", msg)
 	}
 
-	rec = postForm(handler, "/posts", url.Values{
-		"_csrf":     {adminCSRF},
-		"parent_id": {adminReply.ID},
-		"body":      {"One more plumber detail."},
-	}, adminCookies)
-	if rec.Code != http.StatusSeeOther {
-		t.Fatalf("nested admin reply status = %d: %s", rec.Code, rec.Body.String())
-	}
-	msgs = waitForMail(t, recording, 3)
-	if msg := msgs[2]; msg.ToEmail != homeowner.Email ||
-		msg.RootID != root.ID ||
-		msg.ReplyBody != "One more plumber detail." ||
-		msg.ReplyAuthorName != admin.Name {
-		t.Fatalf("nested admin reply notification = %+v", msg)
-	}
-
 	rec = postForm(handler, "/posts", url.Values{
 		"_csrf":     {homeownerCSRF},
 		"parent_id": {root.ID},
@@ -392,7 +376,7 @@ func TestPostReplyNotifications(t *testing.T) {
 		t.Fatalf("no-email reply status = %d: %s", rec.Code, rec.Body.String())
 	}
 	time.Sleep(50 * time.Millisecond)
-	if recording.Len() != 3 {
+	if recording.Len() != 2 {
 		t.Fatalf("self, edit, or no-email action sent a notification: %+v", recording.Snapshot())
 	}
 }
@@ -458,13 +442,8 @@ func TestQuestionPageRendersNestedPostControls(t *testing.T) {
 		"Shop response",
 		"Edited",
 		`action="/posts"`,
-		`data-submit-once`,
-		`data-submit-button`,
 		`action="/posts/` + root.ID + `/edit"`,
 		`action="/posts/` + homeownerReply.ID + `/edit"`,
-		`href="/questions/` + root.ID + `#post-` + root.ID + `"`,
-		`href="/questions/` + root.ID + `#post-` + homeownerReply.ID + `"`,
-		`href="/questions/` + root.ID + `#post-` + adminReply.ID + `"`,
 		`>The model number is 123A.</textarea>`,
 		`removeAttribute('open')`,
 	} {
@@ -472,9 +451,6 @@ func TestQuestionPageRendersNestedPostControls(t *testing.T) {
 			t.Fatalf("question page missing %q: %s", want, body)
 		}
 	}
-	if got := strings.Count(body, ">Permalink</a>"); got != 3 {
-		t.Fatalf("question page rendered %d permalinks, want 3: %s", got, body)
-	}
 	if strings.Contains(body, `action="/posts/`+adminReply.ID+`/edit"`) {
 		t.Fatalf("homeowner can edit admin reply: %s", body)
 	}

internal/web/server.go

@@ -196,6 +196,7 @@ func (s *Server) Handler() http.Handler {
 	r.Post("/submit", s.handleSubmit)
 	r.Get("/questions/{id}", s.handleQuestion)
 	r.Post("/questions/{id}/vote", s.handleVote)
+	r.Post("/questions/{id}/answer", s.handleAnswer)
 	r.Post("/questions/{id}/hide", s.handleHide)
 	r.Post("/posts", s.handleCreatePost)
 	r.Post("/posts/{id}/edit", s.handleEditPost)
@@ -477,6 +478,48 @@ func (s *Server) renderLeaderboard(w http.ResponseWriter, r *http.Request, date
 	})
 }
 
+func (s *Server) handleAnswer(w http.ResponseWriter, r *http.Request) {
+	if !s.requireCSRF(w, r) {
+		return
+	}
+	u := currentUser(r)
+	if !u.Admin() {
+		http.Error(w, "forbidden", http.StatusForbidden)
+		return
+	}
+	id := chi.URLParam(r, "id")
+	body := strings.TrimSpace(r.PostFormValue("body"))
+	if body == "" {
+		http.Error(w, "answer required", http.StatusBadRequest)
+		return
+	}
+	if len(body) > 12000 {
+		body = truncateRunes(body, 12000)
+	}
+	root, err := s.store.GetPost(r.Context(), id)
+	if err != nil || root.ParentID != nil || root.PostState == store.PostStateHidden {
+		http.NotFound(w, r)
+		return
+	}
+	reply := &store.Post{
+		ParentID: &root.ID,
+		AuthorID: u.ID,
+		Body:     body,
+	}
+	if err := s.store.CreatePost(r.Context(), reply); err != nil {
+		http.Error(w, "could not save answer", http.StatusInternalServerError)
+		return
+	}
+	s.notifyPostReply(root, root, reply, u)
+	location := "/questions/" + url.PathEscape(id) + "#post-" + url.PathEscape(reply.ID)
+	if isHTMX(r) {
+		w.Header().Set("HX-Redirect", location)
+		w.WriteHeader(http.StatusSeeOther)
+		return
+	}
+	http.Redirect(w, r, location, http.StatusSeeOther)
+}
+
 func (s *Server) handleHide(w http.ResponseWriter, r *http.Request) {
 	if !s.requireCSRF(w, r) {
 		return

internal/web/server_test.go

@@ -19,6 +19,7 @@ import (
 
 	"plumber"
 	"plumber/internal/blob"
+	"plumber/internal/mail"
 	"plumber/internal/pacific"
 	"plumber/internal/store"
 )
@@ -168,16 +169,6 @@ func TestRegisterLoginAsk(t *testing.T) {
 	if rec.Code != 200 {
 		t.Fatalf("submit form %d", rec.Code)
 	}
-	for _, want := range []string{
-		`src="/static/app.js"`,
-		`id="submit-progress"`,
-		`data-submit-once`,
-		`data-submit-button`,
-	} {
-		if !strings.Contains(rec.Body.String(), want) {
-			t.Fatalf("submit form missing %q: %s", want, rec.Body.String())
-		}
-	}
 	csrf := csrfFrom(rec.Body.String())
 	form := strings.NewReader("_csrf=" + csrf + "&title=Leaky+faucet&body=Drip+all+night.&city=Oakland")
 	req = httptest.NewRequest(http.MethodPost, "/submit", form)
@@ -492,12 +483,13 @@ func TestProfileAdminAnsweredListAndAvatarUpload(t *testing.T) {
 	}
 }
 
-func TestMutationsVoteHideAndCSRF(t *testing.T) {
-	srv, mem := newTestServer(t, Config{})
+func TestMutationsVoteAnswerHideAndCSRF(t *testing.T) {
+	recording := &mail.Recording{}
+	srv, mem := newTestServer(t, Config{Mail: recording})
 	h := srv.Handler()
 	adminName := uniq("admin")
 	userName := uniq("user")
-	seedUser(t, mem, adminName, "hunter22", store.RoleAdmin)
+	admin := seedUser(t, mem, adminName, "hunter22", store.RoleAdmin)
 	user := seedUser(t, mem, userName, "hunter22", store.RoleUser)
 	adminCookies := loginUser(t, h, adminName, "hunter22")
 	userCookies := loginUser(t, h, userName, "hunter22")
@@ -570,11 +562,92 @@ func TestMutationsVoteHideAndCSRF(t *testing.T) {
 		t.Fatalf("vote not applied: %+v %v", got, err)
 	}
 
+	// Non-admin answer rejected
 	rec = httptest.NewRecorder()
-	req = httptest.NewRequest(http.MethodPost, "/questions/"+q.ID+"/answer", nil)
+	req = httptest.NewRequest(http.MethodGet, "/questions/"+q.ID, nil)
+	for _, c := range userCookies {
+		req.AddCookie(c)
+	}
 	h.ServeHTTP(rec, req)
-	if rec.Code != http.StatusNotFound {
-		t.Fatalf("removed answer endpoint want 404, got %d", rec.Code)
+	csrf = csrfFrom(rec.Body.String())
+	form = strings.NewReader("_csrf=" + csrf + "&body=Nope")
+	req = httptest.NewRequest(http.MethodPost, "/questions/"+q.ID+"/answer", form)
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+	for _, c := range userCookies {
+		req.AddCookie(c)
+	}
+	rec = httptest.NewRecorder()
+	h.ServeHTTP(rec, req)
+	if rec.Code != http.StatusForbidden {
+		t.Fatalf("non-admin answer want 403, got %d", rec.Code)
+	}
+
+	// Admin answer compatibility route creates a reply and redirects the thread.
+	rec = httptest.NewRecorder()
+	req = httptest.NewRequest(http.MethodGet, "/questions/"+q.ID, nil)
+	for _, c := range adminCookies {
+		req.AddCookie(c)
+	}
+	h.ServeHTTP(rec, req)
+	csrf = csrfFrom(rec.Body.String())
+	form = strings.NewReader("_csrf=" + csrf + "&body=Tighten+the+nuts.")
+	req = httptest.NewRequest(http.MethodPost, "/questions/"+q.ID+"/answer", form)
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+	req.Header.Set("HX-Request", "true")
+	for _, c := range adminCookies {
+		req.AddCookie(c)
+	}
+	rec = httptest.NewRecorder()
+	h.ServeHTTP(rec, req)
+	if rec.Code != http.StatusSeeOther {
+		t.Fatalf("admin answer: %d %s", rec.Code, rec.Body.String())
+	}
+	thread, err := mem.GetPostThread(context.Background(), q.ID)
+	if err != nil || len(thread.Replies) != 1 {
+		t.Fatalf("admin reply missing: %+v %v", thread, err)
+	}
+	adminReply := thread.Replies[0]
+	if adminReply.AuthorID != admin.ID || adminReply.Body != "Tighten the nuts." {
+		t.Fatalf("unexpected admin reply: %+v", adminReply)
+	}
+	if got := rec.Header().Get("HX-Redirect"); got != "/questions/"+q.ID+"#post-"+adminReply.ID {
+		t.Fatalf("admin answer redirect = %q", got)
+	}
+	msgs := waitForMail(t, recording, 1)
+	if msg := msgs[0]; msg.ToEmail != user.Email ||
+		msg.RootID != q.ID ||
+		msg.ReplyID != adminReply.ID ||
+		msg.ReplyBody != adminReply.Body {
+		t.Fatalf("compatibility reply notification = %+v", msg)
+	}
+
+	rec = httptest.NewRecorder()
+	req = httptest.NewRequest(http.MethodGet, "/questions/"+q.ID, nil)
+	for _, c := range adminCookies {
+		req.AddCookie(c)
+	}
+	h.ServeHTTP(rec, req)
+	if body := rec.Body.String(); !strings.Contains(body, "Tighten the nuts.") ||
+		!strings.Contains(body, "<summary>Edit</summary>") ||
+		!strings.Contains(body, ">Tighten the nuts.</textarea>") ||
+		!strings.Contains(body, `type="reset" class="btn btn-ghost"`) ||
+		!strings.Contains(body, `removeAttribute('open')`) ||
+		strings.Contains(body, `<details class="post-composer" open`) {
+		t.Fatalf("admin reply editor is not collapsed and populated: %s", body)
+	}
+
+	// The public reply is visible to the root author, but editing remains admin-only.
+	rec = httptest.NewRecorder()
+	req = httptest.NewRequest(http.MethodGet, "/questions/"+q.ID, nil)
+	for _, c := range userCookies {
+		req.AddCookie(c)
+	}
+	h.ServeHTTP(rec, req)
+	if rec.Code != 200 || !strings.Contains(rec.Body.String(), "Tighten the nuts.") {
+		t.Fatalf("question author cannot see answer: %d %s", rec.Code, rec.Body.String())
+	}
+	if strings.Contains(rec.Body.String(), `/posts/`+adminReply.ID+`/edit`) {
+		t.Fatalf("question author can edit admin reply: %s", rec.Body.String())
 	}
 
 	// Hide invalid id

schema.sql

@@ -14,6 +14,34 @@ CREATE UNIQUE INDEX IF NOT EXISTS users_email_lower_uidx
   ON users (lower(email))
   WHERE email <> '';
 
+CREATE TABLE IF NOT EXISTS questions (
+  id TEXT PRIMARY KEY,
+  author_id TEXT NOT NULL REFERENCES users(id),
+  title TEXT NOT NULL,
+  body TEXT NOT NULL,
+  city TEXT NOT NULL DEFAULT '',
+  hunt_date TEXT NOT NULL,
+  hidden INTEGER NOT NULL DEFAULT 0,
+  created_at TEXT NOT NULL
+);
+
+CREATE INDEX IF NOT EXISTS idx_questions_hunt_date ON questions(hunt_date, hidden);
+
+CREATE TABLE IF NOT EXISTS votes (
+  user_id TEXT NOT NULL REFERENCES users(id),
+  question_id TEXT NOT NULL REFERENCES questions(id) ON DELETE CASCADE,
+  value INTEGER NOT NULL CHECK (value IN (-1, 1)),
+  PRIMARY KEY (user_id, question_id)
+);
+
+CREATE TABLE IF NOT EXISTS answers (
+  question_id TEXT PRIMARY KEY REFERENCES questions(id) ON DELETE CASCADE,
+  author_id TEXT NOT NULL REFERENCES users(id),
+  body TEXT NOT NULL,
+  created_at TEXT NOT NULL,
+  updated_at TEXT NOT NULL
+);
+
 CREATE TABLE IF NOT EXISTS posts (
   id TEXT PRIMARY KEY,
   parent_id TEXT REFERENCES posts(id) ON DELETE CASCADE,

static/app.css

@@ -41,31 +41,6 @@ body {
   background-size: 100% 100%, 48px 48px;
 }
 
-.submit-progress {
-  position: fixed;
-  inset: 0 0 auto;
-  z-index: 100;
-  height: 3px;
-  overflow: hidden;
-  pointer-events: none;
-}
-
-.submit-progress[hidden] { display: none; }
-
-.submit-progress-bar {
-  display: block;
-  width: 35%;
-  height: 100%;
-  background: var(--signal);
-  box-shadow: 0 0 12px var(--signal);
-  animation: submit-progress 900ms ease-in-out infinite;
-}
-
-@keyframes submit-progress {
-  from { transform: translateX(-100%); }
-  to { transform: translateX(300%); }
-}
-
 img, svg { display: block; }
 
 a {
@@ -278,12 +253,6 @@ a {
 
 .btn-primary:hover { filter: brightness(1.08); }
 
-.btn:disabled {
-  cursor: wait;
-  opacity: 0.65;
-  filter: none;
-}
-
 .btn-ghost {
   background: transparent;
   color: var(--ink);
@@ -749,11 +718,6 @@ input:focus, textarea:focus, .btn:focus-visible, .chip:focus-visible, .vote-btn:
 
 .post-form-actions .btn { flex: 1 1 10rem; }
 
-.post-permalink {
-  display: inline-flex;
-  align-items: center;
-}
-
 .post-hide {
   margin: 0;
 }
@@ -799,10 +763,6 @@ input:focus, textarea:focus, .btn:focus-visible, .chip:focus-visible, .vote-btn:
 
 @media (prefers-reduced-motion: reduce) {
   .btn-primary:hover { filter: none; }
-  .submit-progress-bar {
-    width: 100%;
-    animation: none;
-  }
 }
 
 .admin-users { margin-top: 20px; overflow-x: auto; }

static/app.js

@@ -1,58 +0,0 @@
-(() => {
-  const formSelector = "form[data-submit-once]";
-
-  function progressIndicator() {
-    return document.getElementById("submit-progress");
-  }
-
-  function resetForm(form) {
-    form.removeAttribute("aria-busy");
-    delete form.dataset.submitting;
-
-    const button = form.querySelector("[data-submit-button]");
-    if (!button) {
-      return;
-    }
-    button.disabled = false;
-    button.removeAttribute("aria-disabled");
-    if (button.dataset.idleLabel) {
-      button.textContent = button.dataset.idleLabel;
-      delete button.dataset.idleLabel;
-    }
-  }
-
-  document.addEventListener("submit", (event) => {
-    const form = event.target.closest(formSelector);
-    if (!form) {
-      return;
-    }
-    if (form.dataset.submitting === "true") {
-      event.preventDefault();
-      return;
-    }
-
-    form.dataset.submitting = "true";
-    form.setAttribute("aria-busy", "true");
-
-    const button = event.submitter || form.querySelector("[data-submit-button]");
-    if (button) {
-      button.dataset.idleLabel = button.textContent;
-      button.textContent = form.dataset.submittingLabel || "Posting…";
-      button.disabled = true;
-      button.setAttribute("aria-disabled", "true");
-    }
-
-    const progress = progressIndicator();
-    if (progress) {
-      progress.hidden = false;
-    }
-  });
-
-  window.addEventListener("pageshow", () => {
-    document.querySelectorAll(formSelector).forEach(resetForm);
-    const progress = progressIndicator();
-    if (progress) {
-      progress.hidden = true;
-    }
-  });
-})();

templates/base.html

@@ -11,13 +11,8 @@
   <link href="https://fonts.googleapis.com/css2?family=Archivo:ital,wght@0,400;0,500;0,600;1,400&family=IBM+Plex+Mono:wght@400;500;600&display=swap" rel="stylesheet">
   <link rel="stylesheet" href="/static/app.css">
   <script src="/static/htmx.min.js" defer></script>
-  <script src="/static/app.js" defer></script>
 </head>
 <body>
-  <div id="submit-progress" class="submit-progress" role="progressbar"
-    aria-label="Posting" aria-valuetext="Posting" hidden>
-    <span class="submit-progress-bar"></span>
-  </div>
   <a class="skip" href="#main">Skip to content</a>
   <header class="top">
     <div class="top-inner">

templates/partials/_post.html

@@ -3,14 +3,13 @@
   {{if canReply .User .Root}}
     <details class="post-composer">
       <summary>Reply</summary>
-      <form class="post-form" method="post" action="/posts"
-        data-submit-once data-submitting-label="Posting…">
+      <form class="post-form" method="post" action="/posts">
         <input type="hidden" name="_csrf" value="{{.CSRF}}">
         <input type="hidden" name="parent_id" value="{{.Post.ID}}">
         <label for="reply-{{.Post.ID}}">Reply to {{.Post.AuthorName}}</label>
         <textarea id="reply-{{.Post.ID}}" name="body" rows="5" required maxlength="12000"></textarea>
         <div class="post-form-actions">
-          <button type="submit" class="btn btn-primary" data-submit-button>Post reply</button>
+          <button type="submit" class="btn btn-primary">Post reply</button>
           <button type="reset" class="btn btn-ghost"
             onclick="this.closest('details').removeAttribute('open')">Cancel</button>
         </div>
@@ -33,9 +32,6 @@
       </form>
     </details>
   {{end}}
-  <a class="linkish post-permalink"
-    href="/questions/{{.Root.ID}}#post-{{.Post.ID}}"
-    aria-label="Permanent link to post by {{.Post.AuthorName}}">Permalink</a>
   {{if and (not .Post.ParentID) (isAdmin .User)}}
     <form class="post-hide" method="post" action="/questions/{{.Post.ID}}/hide">
       <input type="hidden" name="_csrf" value="{{.CSRF}}">

templates/submit.html

@@ -4,8 +4,7 @@
   <h1>Ask a question</h1>
   <p class="lede">It lands on today’s hunt (Pacific time). People vote; the ranking resets at midnight PT.</p>
   {{if .Error}}<p class="banner error" role="alert">{{.Error}}</p>{{end}}
-  <form class="ask" method="post" action="/submit"
-    data-submit-once data-submitting-label="Posting…">
+  <form class="ask" method="post" action="/submit">
     <input type="hidden" name="_csrf" value="{{.CSRF}}">
     <label for="title">Title</label>
     <input id="title" name="title" type="text" required maxlength="120" value="{{.TitleVal}}" placeholder="Water heater popping after showers">
@@ -13,7 +12,7 @@
     <textarea id="body" name="body" rows="8" required maxlength="8000" placeholder="Age of the house, what you already tried, where you are in the Bay if it helps.">{{.BodyVal}}</textarea>
     <label for="city">City <span class="optional">(optional)</span></label>
     <input id="city" name="city" type="text" maxlength="80" value="{{.CityVal}}" placeholder="Oakland">
-    <button type="submit" class="btn btn-primary" data-submit-button>Submit to today’s hunt</button>
+    <button type="submit" class="btn btn-primary">Submit to today’s hunt</button>
   </form>
 </main>
 {{template "footer" .}}