Delete init_db.py

init_db.py

@@ -1,42 +0,0 @@
-import os
-from sqlalchemy import create_engine, text
-
-# 数据库配置
-DATABASE_URL = os.getenv("DATABASE_URL", "sqlite:///./test.db")
-engine = create_engine(DATABASE_URL)
-
-def init_database():
-    # 创建 idempotency 表
-    with engine.connect() as conn:
-        conn.execute(text("""
-            CREATE TABLE IF NOT EXISTS idempotency (
-                trade_no VARCHAR(64) PRIMARY KEY,
-                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
-            )
-        """))
-        
-        # 创建 users 表
-        conn.execute(text("""
-            CREATE TABLE IF NOT EXISTS users (
-                account VARCHAR(255) PRIMARY KEY,
-                balance FLOAT DEFAULT 0
-            )
-        """))
-        
-        # 创建 transactions 表
-        conn.execute(text("""
-            CREATE TABLE IF NOT EXISTS transactions (
-                id INTEGER PRIMARY KEY AUTOINCREMENT,
-                account VARCHAR(255),
-                amount FLOAT,
-                transaction_type VARCHAR(50),
-                description TEXT,
-                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
-            )
-        """))
-        
-        conn.commit()
-
-if __name__ == "__main__":
-    init_database()
-    print("数据库初始化完成")