fix: Login-Passwort aus Umgebungsvariable LOGIN_PASSWORD verwenden

app.py

@@ -193,7 +193,7 @@ def login():
     
     if request.method == 'POST':
         password = request.form.get('password')
-        if password == STATIC_PASSWORD:
+        if password == os.environ.get('LOGIN_PASSWORD'):
             session['logged_in'] = True
             logger.info("Erfolgreicher Login")
             return redirect(url_for('index'))