start dynamic structure in settings

.gitignore

@@ -3,3 +3,4 @@
 /__pycache__
 /access_log.db
 /folder_config.json
+/.env

app.py

@@ -377,7 +377,9 @@ def handle_request_initial_data():
 @app.route('/<path:path>')
 @auth.require_secret
 def index(path):
-    return render_template("app.html")
+    title_short = os.environ.get('TITLE_SHORT', 'Default Title')
+    title_long = os.environ.get('TITLE_LONG', 'Default Title')
+    return render_template("app.html", title_short=title_short, title_long=title_long)
 
 if __name__ == '__main__':
     socketio.run(app, debug=True, host='0.0.0.0')

docker-compose.yml

@@ -1,7 +1,7 @@
 services:
   flask-app:
     image: python:3.11-slim
-    container_name: bethaus-app
+    container_name: "${CONTAINER_NAME}"
     restart: always
     working_dir: /app
     volumes:
@@ -17,25 +17,27 @@ services:
     environment:
       - FLASK_APP=app.py
       - FLASK_ENV=production
+      - TITLE_SHORT=${TITLE_SHORT}
+      - TITLE_LONG=${TITLE_LONG}
     networks:
       - traefik
     labels:
       - "traefik.enable=true"
 
       # HTTP router (port 80), redirecting to HTTPS
-      - "traefik.http.routers.bethaus-app.rule=Host(`app.bethaus-speyer.de`)"
+      - "traefik.http.routers.${CONTAINER_NAME}.rule=${HOST_RULE}"
-      - "traefik.http.routers.bethaus-app.entrypoints=web"
+      - "traefik.http.routers.${CONTAINER_NAME}.entrypoints=web"
-      - "traefik.http.routers.bethaus-app.middlewares=redirect-to-https"
+      - "traefik.http.routers.${CONTAINER_NAME}.middlewares=redirect-to-https"
       - "traefik.http.middlewares.redirect-to-https.redirectscheme.scheme=https"
 
       # HTTPS router (TLS via Let's Encrypt)
-      - "traefik.http.routers.bethaus-app-secure.rule=Host(`app.bethaus-speyer.de`)"
+      - "traefik.http.routers.${CONTAINER_NAME}-secure.rule=${HOST_RULE}"
-      - "traefik.http.routers.bethaus-app-secure.entrypoints=websecure"
+      - "traefik.http.routers.${CONTAINER_NAME}-secure.entrypoints=websecure"
-      - "traefik.http.routers.bethaus-app-secure.tls=true"
+      - "traefik.http.routers.${CONTAINER_NAME}-secure.tls=true"
-      - "traefik.http.routers.bethaus-app-secure.tls.certresolver=myresolver"
+      - "traefik.http.routers.${CONTAINER_NAME}-secure.tls.certresolver=myresolver"
 
       # Internal port
-      - "traefik.http.services.bethaus-app.loadbalancer.server.port=5000"
+      - "traefik.http.services.${CONTAINER_NAME}.loadbalancer.server.port=5000"
 
     # Production-ready Gunicorn command with eventlet
     command: >

templates/app.html

@@ -8,7 +8,7 @@
   <meta property="og:image" content="https://app.bethaus-speyer.de/static/icons/logo-200x200.png" />
   <meta property="og:url" content="https://app.bethaus-speyer.de" />
 
-  <title>Gottesdienste</title>
+  <title>{{ title_short }}</title>
   <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
   <meta name="description" content="... uns aber, die wir gerettet werden, ist es eine Gotteskraft.">
   <meta name="author" content="Bethaus Speyer">
@@ -38,7 +38,7 @@
     <a href="#">
       <img src="/static/logoW.png" alt="Logo" class="logo">
     </a>
-    <h1>Gottesdienste Speyer und Schwegenheim</h1>
+    <h1>{{ title_long }}</h1>
   </header>
   <div class="wrapper">
     <div class="container">