项目初始化

bot/env_config.py

@@ -0,0 +1,16 @@
+"""加载 bot/.env，供各模块在 import 时统一读取环境变量。"""
+
+from __future__ import annotations
+
+import os
+from pathlib import Path
+
+from dotenv import load_dotenv
+
+_BOT_DIR = Path(__file__).resolve().parent
+load_dotenv(_BOT_DIR / ".env")
+load_dotenv(_BOT_DIR / ".env.local", override=True)
+
+
+def env(key: str, default: str | None = None) -> str | None:
+    return os.getenv(key, default)