feat: Add environment configuration files and update settings for production and development

app/core/config.py

@@ -18,6 +18,13 @@ class Settings(BaseSettings):
     PORT: int = 8000
     RELOAD: bool = True
 
+    # Production URLs (for reverse proxy deployment)
+    FRONTEND_URL: str = "http://localhost:8001"  # Frontend URL in production
+    BACKEND_URL: str = "http://localhost:8000"   # Backend base URL
+
+    # CORS Configuration
+    CORS_ORIGINS: list[str] = ["http://localhost:8001"]  # Allowed origins for CORS
+
     # Database Configuration
     DATABASE_URL: str = "sqlite+aiosqlite:///data/soundboard.db"
     DATABASE_ECHO: bool = False
@@ -38,6 +45,7 @@ class Settings(BaseSettings):
     # Cookie Configuration
     COOKIE_SECURE: bool = True
     COOKIE_SAMESITE: Literal["strict", "lax", "none"] = "lax"
+    COOKIE_DOMAIN: str | None = "localhost"  # Cookie domain (None for production)
 
     # OAuth2 Configuration
     GOOGLE_CLIENT_ID: str = ""