chore: initial database schema

.gitignore

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+node_modules
+dist
+.wrangler
+.env
+.next

database/01_init.sql

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+CREATE TABLE IF NOT EXISTS users (
+  id TEXT PRIMARY KEY,
+  email TEXT NOT NULL UNIQUE,
+  full_name TEXT,
+  role TEXT NOT NULL DEFAULT 'passenger',
+  username TEXT UNIQUE,
+  mauth_token TEXT,
+  phone TEXT,
+  citizen_id TEXT,
+  is_banned INTEGER DEFAULT 0,
+  created_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  updated_at TEXT DEFAULT CURRENT_TIMESTAMP
+);
+CREATE TABLE IF NOT EXISTS companion_safety_profiles (
+  user_email TEXT PRIMARY KEY,
+  persona_label TEXT NOT NULL,
+  safety_consent INTEGER NOT NULL DEFAULT 0,
+  background_check_status TEXT NOT NULL DEFAULT 'not_started',
+  reviewed_at TEXT,
+  created_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  updated_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  FOREIGN KEY (user_email) REFERENCES users(email)
+);
+CREATE TABLE IF NOT EXISTS companion_circles (
+  id TEXT PRIMARY KEY,
+  name TEXT NOT NULL,
+  cadence TEXT NOT NULL,
+  status TEXT NOT NULL DEFAULT 'forming',
+  created_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  updated_at TEXT DEFAULT CURRENT_TIMESTAMP
+);
+CREATE TABLE IF NOT EXISTS companion_circle_members (
+  circle_id TEXT NOT NULL,
+  user_email TEXT NOT NULL,
+  status TEXT NOT NULL DEFAULT 'invited',
+  created_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  updated_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (circle_id, user_email),
+  FOREIGN KEY (circle_id) REFERENCES companion_circles(id),
+  FOREIGN KEY (user_email) REFERENCES users(email)
+);
+CREATE TABLE IF NOT EXISTS companion_activities (
+  id TEXT PRIMARY KEY,
+  circle_id TEXT NOT NULL,
+  created_by_email TEXT NOT NULL,
+  title TEXT NOT NULL,
+  description TEXT,
+  location_label TEXT NOT NULL,
+  starts_at TEXT NOT NULL,
+  max_attendees INTEGER,
+  status TEXT NOT NULL DEFAULT 'planned',
+  created_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  updated_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  FOREIGN KEY (circle_id) REFERENCES companion_circles(id),
+  FOREIGN KEY (created_by_email) REFERENCES users(email)
+);
+CREATE TABLE IF NOT EXISTS companion_activity_rsvps (
+  activity_id TEXT NOT NULL,
+  user_email TEXT NOT NULL,
+  status TEXT NOT NULL DEFAULT 'going',
+  created_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  updated_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (activity_id, user_email),
+  FOREIGN KEY (activity_id) REFERENCES companion_activities(id),
+  FOREIGN KEY (user_email) REFERENCES users(email)
+);
+CREATE TABLE IF NOT EXISTS driver_profiles (
+  id TEXT PRIMARY KEY,
+  user_email TEXT NOT NULL UNIQUE,
+  vehicle_make TEXT NOT NULL,
+  vehicle_model TEXT NOT NULL,
+  license_plate TEXT NOT NULL,
+  vehicle_color TEXT NOT NULL,
+  is_available INTEGER NOT NULL DEFAULT 0,
+  current_lat REAL,
+  current_lng REAL,
+  created_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  updated_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  FOREIGN KEY (user_email) REFERENCES users(email)
+);
+CREATE TABLE IF NOT EXISTS rides (
+  id TEXT PRIMARY KEY,
+  passenger_email TEXT NOT NULL,
+  driver_email TEXT,
+  pickup_location TEXT NOT NULL,
+  pickup_lat REAL NOT NULL,
+  pickup_lng REAL NOT NULL,
+  destination_location TEXT NOT NULL,
+  destination_lat REAL NOT NULL,
+  destination_lng REAL NOT NULL,
+  status TEXT NOT NULL DEFAULT 'requested',
+  driver_lat REAL,
+  driver_lng REAL,
+  rating INTEGER,
+  created_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  updated_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  FOREIGN KEY (passenger_email) REFERENCES users(email),
+  FOREIGN KEY (driver_email) REFERENCES users(email)
+);
+CREATE TABLE IF NOT EXISTS orders (
+  order_id TEXT PRIMARY KEY,
+  user_email TEXT NOT NULL,
+  amount REAL NOT NULL,
+  currency TEXT NOT NULL DEFAULT 'INR',
+  status TEXT NOT NULL DEFAULT 'PENDING',
+  payment_session_id TEXT NOT NULL,
+  created_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  updated_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  FOREIGN KEY (user_email) REFERENCES users(email)
+);
+CREATE TABLE IF NOT EXISTS notifications (
+  id TEXT PRIMARY KEY,
+  recipient_email TEXT NOT NULL,
+  type TEXT NOT NULL DEFAULT 'info',
+  title TEXT NOT NULL,
+  body TEXT,
+  link TEXT,
+  actor_email TEXT,
+  is_read INTEGER NOT NULL DEFAULT 0,
+  created_at TEXT DEFAULT CURRENT_TIMESTAMP,
+  FOREIGN KEY (recipient_email) REFERENCES users(email),
+  FOREIGN KEY (actor_email) REFERENCES users(email)
+);
+CREATE INDEX IF NOT EXISTS idx_users_email ON users(email);
+CREATE INDEX IF NOT EXISTS idx_companion_circle_members_user ON companion_circle_members(user_email);
+CREATE INDEX IF NOT EXISTS idx_companion_activities_circle ON companion_activities(circle_id);
+CREATE INDEX IF NOT EXISTS idx_companion_activity_rsvps_user ON companion_activity_rsvps(user_email);
+CREATE INDEX IF NOT EXISTS idx_driver_profiles_user ON driver_profiles(user_email);
+CREATE INDEX IF NOT EXISTS idx_rides_passenger ON rides(passenger_email);
+CREATE INDEX IF NOT EXISTS idx_rides_driver ON rides(driver_email);
+CREATE INDEX IF NOT EXISTS idx_orders_user ON orders(user_email);
+CREATE INDEX IF NOT EXISTS idx_notifications_recipient ON notifications(recipient_email, is_read);
+CREATE UNIQUE INDEX IF NOT EXISTS idx_users_email ON users(email);