Initial commit: SMS Receiver Web Service

Features:
- Receive SMS from TranspondSms Android APP
- HMAC-SHA256 signature verification (optional)
- SQLite database storage
- Web UI with login authentication
- Multiple API tokens support
- Timezone conversion (Asia/Shanghai)
- Search, filter, and statistics
- Auto refresh and session management

Tech Stack:
- Flask 3.0
- SQLite database
- HTML5/CSS3 responsive design

config.py

@@ -0,0 +1,123 @@
+"""
+短信转发接收端配置文件
+支持从 config.json 加载配置
+"""
+
+import os
+import json
+from typing import Dict, List, Any
+
+
+class Config:
+    """基础配置"""
+    # 服务器配置
+    HOST = '0.0.0.0'
+    PORT = 9518
+    DEBUG = False
+
+    # 安全配置
+    SECRET_KEY = 'default_secret_key_change_me'
+    SIGN_VERIFY = True
+    SIGN_MAX_AGE = 3600000  # 签名最大有效时间（毫秒），默认1小时
+
+    # 登录配置
+    LOGIN_ENABLED = True
+    LOGIN_USERNAME = 'admin'
+    LOGIN_PASSWORD = 'admin123'
+    SESSION_LIFETIME = 3600  # 会话有效期（秒），默认1小时
+
+    # 数据库配置
+    BASE_DIR = os.path.dirname(os.path.abspath(__file__))
+    DATABASE_PATH = os.path.join(BASE_DIR, 'sms_receiver.db')
+
+    # 短信存储配置
+    MAX_MESSAGES = 10000
+    AUTO_CLEANUP = True
+    CLEANUP_DAYS = 30
+
+    # Web界面配置
+    PER_PAGE = 50
+    REFRESH_INTERVAL = 30
+
+    # 日志配置
+    LOG_LEVEL = 'INFO'
+    LOG_FILE = 'sms_receiver.log'
+
+    # 时区配置
+    TIMEZONE = 'Asia/Shanghai'
+
+    # API Token 配置
+    API_TOKENS: List[Dict[str, Any]] = []
+
+    @classmethod
+    def load_from_json(cls, json_path: str = 'config.json') -> 'Config':
+        """从 JSON 文件加载配置"""
+        config_obj = cls()
+
+        if os.path.exists(json_path):
+            with open(json_path, 'r', encoding='utf-8') as f:
+                config_data = json.load(f)
+
+            # 服务器配置
+            if 'server' in config_data:
+                server = config_data['server']
+                config_obj.HOST = server.get('host', config_obj.HOST)
+                config_obj.PORT = server.get('port', config_obj.PORT)
+                config_obj.DEBUG = server.get('debug', config_obj.DEBUG)
+
+            # 安全配置
+            if 'security' in config_data:
+                security = config_data['security']
+                config_obj.LOGIN_ENABLED = security.get('enabled', config_obj.LOGIN_ENABLED)
+                config_obj.LOGIN_USERNAME = security.get('username', config_obj.LOGIN_USERNAME)
+                config_obj.LOGIN_PASSWORD = security.get('password', config_obj.LOGIN_PASSWORD)
+                config_obj.SESSION_LIFETIME = security.get('session_lifetime', config_obj.SESSION_LIFETIME)
+                config_obj.SECRET_KEY = security.get('secret_key', config_obj.SECRET_KEY)
+                config_obj.SIGN_VERIFY = security.get('sign_verify', config_obj.SIGN_VERIFY)
+                config_obj.SIGN_MAX_AGE = security.get('sign_max_age', config_obj.SIGN_MAX_AGE)
+
+            # 短信配置
+            if 'sms' in config_data:
+                sms = config_data['sms']
+                config_obj.MAX_MESSAGES = sms.get('max_messages', config_obj.MAX_MESSAGES)
+                config_obj.AUTO_CLEANUP = sms.get('auto_cleanup', config_obj.AUTO_CLEANUP)
+                config_obj.CLEANUP_DAYS = sms.get('cleanup_days', config_obj.CLEANUP_DAYS)
+
+            # 数据库配置
+            if 'database' in config_data:
+                database = config_data['database']
+                if 'path' in database:
+                    # 如果是绝对路径，直接使用；如果是相对路径，相对于项目目录
+                    db_path = database['path']
+                    if not os.path.isabs(db_path):
+                        db_path = os.path.join(config_obj.BASE_DIR, db_path)
+                    config_obj.DATABASE_PATH = db_path
+
+            # 时区配置
+            if 'timezone' in config_data:
+                config_obj.TIMEZONE = config_data['timezone']
+
+            # API Token 配置
+            if 'api_tokens' in config_data:
+                config_obj.API_TOKENS = config_data['api_tokens']
+
+        return config_obj
+
+
+class DevelopmentConfig(Config):
+    """开发环境配置"""
+    DEBUG = True
+    LOG_LEVEL = 'DEBUG'
+
+
+class ProductionConfig(Config):
+    """生产环境配置"""
+    DEBUG = False
+
+
+# 配置映射
+config = {
+    'development': DevelopmentConfig,
+    'production': ProductionConfig,
+    'default': DevelopmentConfig
+}