Add production environment configuratio

src/__init__.py

@@ -1,7 +1,9 @@
 # SPDX-FileCopyrightText: © 2025 klaupacius@mail.i2p
 # SPDX-License-Identifier: Unlicense
 
+import os
 from flask import Flask, request
+from werkzeug.middleware.proxy_fix import ProxyFix
 from flask_babel import Babel
 
 
@@ -16,4 +18,9 @@ def get_locale():
 
 
 app = Flask(__name__)
+
+if os.environ.get('FLASK_ENV') == 'prod':
+    app.wsgi_app = ProxyFix(app.wsgi_app, x_for=1, x_proto=1, x_host=1,
+                            x_prefix=1)
+
 babel = Babel(app, locale_selector=get_locale)