feat: add postgres storage and remote sync

scripts/create_session_safe.py

@@ -9,16 +9,22 @@ Telethon Session 创建脚本（安全版本）
 import asyncio
 import os
 from pathlib import Path
+
 from telethon import TelegramClient
 from telethon.errors import SessionPasswordNeededError
 
-# 你的 API 凭证
-API_ID = 24660516
-API_HASH = "eae564578880a59c9963916ff1bbbd3a"
+from env_loader import load_env
 
-# Session 文件保存位置 - 独立的安全目录
-SESSION_DIR = Path.home() / "telegram_sessions"
-SESSION_PATH = SESSION_DIR / "funstat_bot"
+load_env()
+
+API_ID = int(os.getenv("TELEGRAM_API_ID", "0") or 0)
+API_HASH = os.getenv("TELEGRAM_API_HASH", "")
+SESSION_BASE = os.path.expanduser(os.getenv("TELEGRAM_SESSION_PATH", str(Path.home() / "telegram_sessions" / "funstat_bot")))
+SESSION_PATH = Path(SESSION_BASE)
+SESSION_DIR = SESSION_PATH.parent
+
+if not API_ID or not API_HASH:
+    raise RuntimeError("请在 .env 中设置 TELEGRAM_API_ID 和 TELEGRAM_API_HASH")
 
 async def create_session():
     """创建 Telegram session 文件"""
@@ -29,7 +35,7 @@ async def create_session():
     print()
 
     # 创建 session 目录
-    SESSION_DIR.mkdir(exist_ok=True)
+    SESSION_DIR.mkdir(parents=True, exist_ok=True)
     print(f"📁 Session 目录: {SESSION_DIR}")
     print()