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db/migrations/03_community.sql

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+-- Bestehende Datenbanken nachziehen (wird auch beim App-Start ausgeführt).
+
+CREATE TABLE IF NOT EXISTS users (
+    id SERIAL PRIMARY KEY,
+    username VARCHAR(50) NOT NULL UNIQUE,
+    email VARCHAR(255) NOT NULL UNIQUE,
+    password_hash TEXT NOT NULL,
+    display_name VARCHAR(100),
+    is_admin BOOLEAN NOT NULL DEFAULT FALSE,
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
+
+ALTER TABLE users
+ADD COLUMN IF NOT EXISTS is_admin BOOLEAN NOT NULL DEFAULT FALSE;
+
+CREATE TABLE IF NOT EXISTS registration_invites (
+    id SERIAL PRIMARY KEY,
+    token_hash TEXT NOT NULL UNIQUE,
+    expires_at TIMESTAMP,
+    used_by INTEGER REFERENCES users(id),
+    used_at TIMESTAMP,
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
+
+CREATE TABLE IF NOT EXISTS sessions (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    token_hash TEXT NOT NULL UNIQUE,
+    expires_at TIMESTAMP NOT NULL,
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
+
+ALTER TABLE concerts
+ADD COLUMN IF NOT EXISTS created_by INTEGER REFERENCES users(id) ON DELETE SET NULL;
+
+CREATE TABLE IF NOT EXISTS concert_comments (
+    id SERIAL PRIMARY KEY,
+    concert_id INTEGER NOT NULL REFERENCES concerts(id) ON DELETE CASCADE,
+    user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    body TEXT NOT NULL,
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
+
+CREATE TABLE IF NOT EXISTS concert_photos (
+    id SERIAL PRIMARY KEY,
+    concert_id INTEGER NOT NULL REFERENCES concerts(id) ON DELETE CASCADE,
+    user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    path TEXT NOT NULL,
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
+);