feat: add modal shop and lottery management

db/__init__.py

@@ -51,6 +51,21 @@ async def ensure_runtime_schema():
             UNIQUE(chat_id, item_key)
         );
         CREATE INDEX IF NOT EXISTS idx_shop_items_chat_enabled ON shop_items(chat_id, enabled);
+        CREATE TABLE IF NOT EXISTS shop_transactions (
+            id BIGSERIAL PRIMARY KEY,
+            created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+            updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+            chat_id BIGINT NOT NULL DEFAULT 0,
+            user_id BIGINT NOT NULL,
+            username VARCHAR(255) NULL,
+            item_key VARCHAR(50) NOT NULL,
+            item_name VARCHAR(255) NOT NULL,
+            cost INT NOT NULL DEFAULT 0,
+            status VARCHAR(30) NOT NULL DEFAULT 'success',
+            note VARCHAR(500) NULL
+        );
+        CREATE INDEX IF NOT EXISTS idx_shop_transactions_chat_created ON shop_transactions(chat_id, created_at);
+        CREATE INDEX IF NOT EXISTS idx_shop_transactions_chat_user ON shop_transactions(chat_id, user_id);
         CREATE TABLE IF NOT EXISTS lottery_events (
             id BIGSERIAL PRIMARY KEY,
             created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
@@ -78,6 +93,11 @@ async def ensure_runtime_schema():
             username VARCHAR(255) NULL,
             first_name VARCHAR(255) NULL
         );
+        ALTER TABLE lottery_events ADD COLUMN IF NOT EXISTS title VARCHAR(255) NULL;
+        ALTER TABLE lottery_events ADD COLUMN IF NOT EXISTS description TEXT NULL;
+        ALTER TABLE lottery_events ADD COLUMN IF NOT EXISTS draw_type VARCHAR(50) NOT NULL DEFAULT 'people';
+        ALTER TABLE lottery_events ADD COLUMN IF NOT EXISTS draw_at TIMESTAMPTZ NULL;
+        ALTER TABLE lottery_events ADD COLUMN IF NOT EXISTS max_participants INT NOT NULL DEFAULT 0;
         CREATE INDEX IF NOT EXISTS idx_lottery_events_chat_status ON lottery_events(chat_id, status);
         CREATE INDEX IF NOT EXISTS idx_lottery_participants_event_user ON lottery_participants(event_id, user_id);
         """)