feat: add database backup and restore in system settings

Co-authored-by: Cursor <cursoragent@cursor.com>

packages/config/settings.py

@@ -23,6 +23,7 @@ class Settings(BaseSettings):
     admin_username: str = Field(default="admin", alias="ADMIN_USERNAME")
     admin_password: str = Field(default="admin123", alias="ADMIN_PASSWORD")
     env_file: str = Field(default=".env", alias="ENV_FILE")
+    backup_dir: str = Field(default="/root/market_intel_backups", alias="BACKUP_DIR")
 
     # OKX
     okx_api_key: str = Field(default="", alias="OKX_API_KEY")
@@ -62,6 +63,10 @@ class Settings(BaseSettings):
     def env_file_path(self) -> Path:
         return Path(self.env_file)
 
+    @property
+    def backup_dir_path(self) -> Path:
+        return Path(self.backup_dir)
+
 
 def reload_settings() -> Settings:
     get_settings.cache_clear()