Add social features and harden beta release

db/migrations/05_event_categories.sql

@@ -0,0 +1,10 @@
+ALTER TABLE concerts
+ADD COLUMN IF NOT EXISTS event_type VARCHAR(20) NOT NULL DEFAULT 'concert'
+CHECK (event_type IN ('concert', 'festival', 'other'));
+
+ALTER TABLE concerts
+ADD COLUMN IF NOT EXISTS parent_event_id INTEGER
+REFERENCES concerts(id) ON DELETE SET NULL;
+
+CREATE INDEX IF NOT EXISTS idx_concerts_parent_event_id
+ON concerts(parent_event_id);

db/migrations/06_user_instagram.sql

@@ -0,0 +1,2 @@
+ALTER TABLE users
+ADD COLUMN IF NOT EXISTS instagram_url VARCHAR(500);

db/migrations/07_friendships_and_privacy.sql

@@ -0,0 +1,18 @@
+ALTER TABLE users
+ADD COLUMN IF NOT EXISTS profile_visibility VARCHAR(20) NOT NULL DEFAULT 'public'
+CHECK (profile_visibility IN ('public', 'friends'));
+
+CREATE TABLE IF NOT EXISTS friendships (
+    id SERIAL PRIMARY KEY,
+    requester_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    addressee_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    status VARCHAR(20) NOT NULL DEFAULT 'pending'
+        CHECK (status IN ('pending', 'accepted')),
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    CHECK (requester_id <> addressee_id),
+    UNIQUE (requester_id, addressee_id)
+);
+
+CREATE UNIQUE INDEX IF NOT EXISTS idx_friendships_pair
+ON friendships (LEAST(requester_id, addressee_id), GREATEST(requester_id, addressee_id));

db/migrations/08_direct_messages.sql

@@ -0,0 +1,15 @@
+CREATE TABLE IF NOT EXISTS direct_messages (
+    id SERIAL PRIMARY KEY,
+    sender_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    recipient_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    body TEXT NOT NULL,
+    read_at TIMESTAMP,
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    CHECK (sender_id <> recipient_id)
+);
+
+CREATE INDEX IF NOT EXISTS idx_direct_messages_conversation
+ON direct_messages (sender_id, recipient_id, created_at);
+
+CREATE INDEX IF NOT EXISTS idx_direct_messages_unread
+ON direct_messages (recipient_id, read_at);

db/migrations/09_profile_privacy_and_flyer_links.sql

@@ -0,0 +1,12 @@
+ALTER TABLE users
+ALTER COLUMN profile_visibility SET DEFAULT 'friends';
+
+ALTER TABLE users
+DROP CONSTRAINT IF EXISTS users_profile_visibility_check;
+
+ALTER TABLE users
+ADD CONSTRAINT users_profile_visibility_check
+CHECK (profile_visibility IN ('public', 'friends', 'nobody'));
+
+ALTER TABLE concerts
+ADD COLUMN IF NOT EXISTS flyer_url TEXT;

db/migrations/10_release_safety.sql

@@ -0,0 +1,28 @@
+ALTER TABLE users
+DROP COLUMN IF EXISTS email_verified;
+
+CREATE TABLE IF NOT EXISTS account_tokens (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    purpose VARCHAR(30) NOT NULL CHECK (purpose = 'password_reset'),
+    token_hash TEXT NOT NULL UNIQUE,
+    expires_at TIMESTAMP NOT NULL,
+    used_at TIMESTAMP,
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
+
+DELETE FROM account_tokens WHERE purpose = 'verify_email';
+
+ALTER TABLE account_tokens DROP CONSTRAINT IF EXISTS account_tokens_purpose_check;
+ALTER TABLE account_tokens ADD CONSTRAINT account_tokens_purpose_check
+CHECK (purpose = 'password_reset');
+
+CREATE INDEX IF NOT EXISTS idx_account_tokens_lookup
+ON account_tokens (token_hash, purpose, expires_at);
+
+ALTER TABLE concert_attendance
+DROP CONSTRAINT IF EXISTS concert_attendance_status_check;
+
+ALTER TABLE concert_attendance
+ADD CONSTRAINT concert_attendance_status_check
+CHECK (status IN ('attending', 'maybe', 'ticket_search', 'ticket_offer'));