after migration

.gitignore

@@ -111,3 +111,16 @@ dmypy.json
 *.sqlite3
 .github
 .venv
+
+# Virtual environment
+venv/
+.autoenv.zsh
+.autoenv_leave.zsh
+.autoenv.*.zsh
+
+# Python cache
+__pycache__/
+*.pyc
+*.pyo
+*.pyd
+.Python

README.md

@@ -22,10 +22,11 @@
 - **📚 BookStack Wiki**: Documentation and knowledge base (port 6875)
 - **🤖 Ollama + Open WebUI**: Local LLM chatbot interface (port 8080)
 - **📨 Matrix Synapse**: Print order collection and payment tracking (port 8008)
-- **🐳 Portainer**: Container management dashboard (port 9000)
-- **<EFBFBD> JupyterHub**: Multi-user Jupyter notebook server for drone programming (port 8001)
+- **<EFBFBD> Element Web**: Browser-based Matrix chat client (port 8082)
+- **<EFBFBD>🐳 Portainer**: Container management dashboard (port 9000)
+- **📓 JupyterHub**: Multi-user Jupyter notebook server for drone programming (port 8001)
 - **🦊 Forgejo**: Self-hosted Git service for code collaboration (port 3003)
-- **<EFBFBD>🔄 Watchtower**: Automatic container updates every 24 hours
+- **🔄 Watchtower**: Automatic container updates every 24 hours
 
 ---
 
@@ -126,9 +127,13 @@ graph TB
 
 ### Prerequisites
 
+**On the host system:**
 - **Docker** & **Docker Compose** installed
+- **curl** - for testing and healthchecks (install: `brew install curl` on macOS)
 - **Poppler** (for pdf2image - included in Docker)
-- **Port availability**: 80, 3003, 6875, 8001, 8008, 8080, 9000, 11434
+- **Port availability**: 80, 3003, 6875, 8001, 8008, 8080, 8082, 9000, 11434
+
+**Note:** Python dependencies are containerized and don't need to be installed on the host.
 
 ### Installation
 
@@ -158,8 +163,10 @@ graph TB
    - Open WebUI: <http://localhost:8080>
    - Portainer: <http://localhost:9000>
    - Matrix: <http://localhost:8008>
+   - Element Web: <http://localhost:8082>
    - JupyterHub: <http://localhost:8001>
    - Forgejo: <http://localhost:3003>
+   - Forgejo: <http://localhost:3003>
 
 ### First-Time Setup
 

create_room.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+"""
+Create a Matrix room for print orders
+"""
+import json
+import requests
+
+access_token = "syt_ZWluc3p3b3ZpZXI_vebsCCpDYUkfsqLgnvjz_1WOI0g"
+user_id = "@einszwovier:124.local"
+
+# Create room
+data = {
+    "name": "Print Orders",
+    "topic": "PDF print order submissions from the web app",
+    "preset": "private_chat",
+    "visibility": "private"
+}
+
+headers = {
+    "Authorization": f"Bearer {access_token}",
+    "Content-Type": "application/json"
+}
+
+response = requests.post(
+    "http://localhost:8008/_matrix/client/r0/createRoom",
+    json=data,
+    headers=headers
+)
+
+print(f"Room creation response: {response.status_code}")
+print(json.dumps(response.json(), indent=2))
+
+if response.status_code == 200:
+    room_id = response.json()['room_id']
+    print(f"\n✅ Room created successfully!")
+    print(f"Room ID: {room_id}")
+    print(f"\n📋 Add this to your .env file:")
+    print(f"MATRIX_ROOM={room_id}")
+else:
+    print(f"\n❌ Room creation failed")

docker-compose.yml

@@ -65,12 +65,7 @@ services:
     mem_limit: 16g
     cpus: 6.0
     mem_reservation: 4g
-    healthcheck:
-      test: ["CMD-SHELL", "curl -f http://localhost:11434/ || exit 1"]
-      interval: 60s
-      timeout: 10s
-      retries: 3
-      start_period: 60s
+    # Healthcheck removed - ollama image doesn't include curl
     labels:
       - "com.centurylinklabs.watchtower.enable=true"
       - "description=Local LLM inference engine"
@@ -179,11 +174,7 @@ services:
       - WATCHTOWER_INCLUDE_RESTARTING=true
       - WATCHTOWER_LABEL_ENABLE=true
     command: --cleanup --interval 86400 --label-enable
-    healthcheck:
-      test: ["CMD-SHELL", "pgrep watchtower || exit 1"]
-      interval: 60s
-      timeout: 10s
-      retries: 3
+    # Healthcheck removed - watchtower runs as background process, pgrep check unreliable
     labels:
       - "description=Watchtower Auto-Update Service"
       - "maintainer=studio einszwovier"
@@ -198,16 +189,7 @@ services:
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock
       - portainer_data:/data
-    healthcheck:
-      test:
-        [
-          "CMD-SHELL",
-          "curl -f http://localhost:9000/api/system/status || exit 1",
-        ]
-      interval: 30s
-      timeout: 10s
-      retries: 3
-      start_period: 30s
+    # Healthcheck removed - portainer image doesn't include curl
     labels:
       - "description=Portainer Container Management UI"
       - "maintainer=studio einszwovier"
@@ -232,16 +214,7 @@ services:
     cpus: 1.0
     depends_on:
       - web
-    healthcheck:
-      test:
-        [
-          "CMD-SHELL",
-          "curl -f http://localhost:8001/hub/health || curl -f http://localhost:8001/hub/ || exit 1",
-        ]
-      interval: 30s
-      timeout: 10s
-      retries: 3
-      start_period: 60s
+    # Healthcheck removed - jupyterhub custom image doesn't include curl
     labels:
       - "com.centurylinklabs.watchtower.enable=true"
       - "description=JupyterHub for interactive notebooks"
@@ -286,12 +259,7 @@ services:
     mem_limit: 512m
     cpus: 0.5
     mem_reservation: 128m
-    healthcheck:
-      test: ["CMD-SHELL", "curl -f http://localhost:80 || exit 1"]
-      interval: 30s
-      timeout: 10s
-      retries: 3
-      start_period: 20s
+    # Healthcheck removed - element-web image doesn't include curl
     depends_on:
       synapse:
         condition: service_started

element-web/README.md

@@ -4,12 +4,12 @@ Element Web is a browser-based Matrix client that connects to the studio einszwo
 
 ## Configuration
 
-The `config.json` file configures Element Web to connect to the local Synapse homeserver at `http://einszwovier.local:8008`.
+The `config.json` file configures Element Web to connect to the local Synapse homeserver at `http://124.local:8008`.
 
 ### Key Settings
 
 - **Homeserver**: Points to local Synapse instance
-- **Server name**: `einszwovier.local`
+- **Server name**: `124.local`
 - **Brand**: "studio einszwovier Chat"
 - **Default language**: German (DE)
 - **Default theme**: Light mode
@@ -17,13 +17,13 @@ The `config.json` file configures Element Web to connect to the local Synapse ho
 
 ## Access
 
-- **URL**: `http://einszwovier.local:8082`
+- **URL**: `http://124.local:8082`
 - **No app required**: Works in any modern web browser
 - **Mobile friendly**: Responsive design works on phones and tablets
 
 ## Usage
 
-1. Navigate to `http://einszwovier.local:8082`
+1. Navigate to `http://124.local:8082`
 2. Click "Sign In" or "Create Account"
 3. Use existing Matrix credentials or create a new account
 4. Join rooms (e.g., the print order room)
@@ -49,7 +49,7 @@ Element Web is managed by Watchtower and updates automatically with the rest of
 
 - Ensure Synapse is running: `docker-compose ps synapse`
 - Check Synapse logs: `docker-compose logs synapse`
-- Verify hostname resolution: `ping einszwovier.local`
+- Verify hostname resolution: `ping 124.local`
 
 **Login fails:**
 

element-web/config.json

@@ -1,8 +1,8 @@
 {
     "default_server_config": {
         "m.homeserver": {
-            "base_url": "http://einszwovier.local:8008",
-            "server_name": "einszwovier.local"
+            "base_url": "http://124.local:8008",
+            "server_name": "124.local"
         }
     },
     "brand": "studio einszwovier Chat",
@@ -16,11 +16,11 @@
     },
     "room_directory": {
         "servers": [
-            "einszwovier.local"
+            "124.local"
         ]
     },
     "enable_presence_by_hs_url": {
-        "http://einszwovier.local:8008": true
+        "http://124.local:8008": true
     },
     "terms_and_conditions_links": [],
     "privacy_policy_url": null

forgejo/data/gitea/conf/app.ini

@@ -1,5 +1,8 @@
-APP_NAME = Forgejo: Beyond coding. We forge.
+APP_NAME = einszwovier forge
 RUN_MODE = prod
+APP_SLOGAN = 
+RUN_USER = git
+WORK_PATH = /data/gitea
 
 [repository]
 ROOT = /data/git/repositories
@@ -13,14 +16,16 @@ TEMP_PATH = /data/gitea/uploads
 
 [server]
 APP_DATA_PATH = /data/gitea
-DOMAIN = localhost
-SSH_DOMAIN = localhost
+DOMAIN = 124.local
+SSH_DOMAIN = 124.local
 HTTP_PORT = 3000
-ROOT_URL = 
+ROOT_URL = http://124.local:3003/
 DISABLE_SSH = false
 SSH_PORT = 22
 SSH_LISTEN_PORT = 22
-LFS_START_SERVER = false
+LFS_START_SERVER = true
+LFS_JWT_SECRET = hZvHy32wQr50I0x51W9WqQvYqNEfm45PqAoq7KJcw2k
+OFFLINE_MODE = true
 
 [database]
 PATH = /data/gitea/gitea.db
@@ -30,12 +35,15 @@ NAME = gitea
 USER = root
 PASSWD = 
 LOG_SQL = false
+SCHEMA = 
+SSL_MODE = disable
 
 [indexer]
 ISSUE_INDEXER_PATH = /data/gitea/indexers/issues.bleve
 
 [session]
 PROVIDER_CONFIG = /data/gitea/sessions
+PROVIDER = file
 
 [picture]
 AVATAR_UPLOAD_PATH = /data/gitea/avatars
@@ -50,14 +58,43 @@ LEVEL = info
 ROOT_PATH = /data/gitea/log
 
 [security]
-INSTALL_LOCK = false
+INSTALL_LOCK = true
 SECRET_KEY = 
 REVERSE_PROXY_LIMIT = 1
 REVERSE_PROXY_TRUSTED_PROXIES = *
+INTERNAL_TOKEN = eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJuYmYiOjE3NjI3NzI1NDN9.XRM_LxqMxCNJC4odRqZcNZ-C8LNxCV1pDFGi5ks789s
+PASSWORD_HASH_ALGO = pbkdf2_hi
 
 [service]
 DISABLE_REGISTRATION = false
 REQUIRE_SIGNIN_VIEW = false
+REGISTER_EMAIL_CONFIRM = false
+ENABLE_NOTIFY_MAIL = false
+ALLOW_ONLY_EXTERNAL_REGISTRATION = false
+ENABLE_CAPTCHA = true
+DEFAULT_KEEP_EMAIL_PRIVATE = false
+DEFAULT_ALLOW_CREATE_ORGANIZATION = true
+DEFAULT_ENABLE_TIMETRACKING = true
+NO_REPLY_ADDRESS = noreply.localhost
 
 [lfs]
 PATH = /data/git/lfs
+
+[mailer]
+ENABLED = false
+
+[openid]
+ENABLE_OPENID_SIGNIN = true
+ENABLE_OPENID_SIGNUP = true
+
+[cron.update_checker]
+ENABLED = true
+
+[repository.pull-request]
+DEFAULT_MERGE_STYLE = merge
+
+[repository.signing]
+DEFAULT_TRUST_MODEL = committer
+
+[oauth2]
+JWT_SECRET = DCWJLYmNbdJngkBLfZBNHX9IHBFE1A-Op3EvURtCsU0

forgejo/data/gitea/home/.gitconfig

@@ -0,0 +1,22 @@
+[diff]
+	algorithm = histogram
+[core]
+	logallrefupdates = true
+	quotePath = false
+	commitGraph = true
+[gc]
+	reflogexpire = 90
+	writeCommitGraph = true
+[user]
+	name = Gitea
+	email = gitea@fake.local
+[receive]
+	advertisePushOptions = true
+	procReceiveRefs = refs/for
+[fetch]
+	writeCommitGraph = true
+[safe]
+	directory = *
+[uploadpack]
+	allowfilter = true
+	allowAnySHA1InWant = true

forgejo/data/gitea/indexers/issues.bleve/index_meta.json

@@ -0,0 +1 @@
+{"storage":"boltdb","index_type":"scorch"}

forgejo/data/gitea/indexers/issues.bleve/rupture_meta.json

@@ -0,0 +1 @@
+{"version":4}

forgejo/data/gitea/queues/common/CURRENT

@@ -0,0 +1 @@
+MANIFEST-000004

forgejo/data/gitea/queues/common/LOG

@@ -0,0 +1,16 @@
+=============== Nov 10, 2025 (CET) ===============
+12:02:27.139922 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
+12:02:27.141510 db@open opening
+12:02:27.141943 version@stat F·[] S·0B[] Sc·[]
+12:02:27.142289 db@janitor F·2 G·0
+12:02:27.142333 db@open done T·789.083µs
+=============== Nov 10, 2025 (CET) ===============
+14:41:11.536178 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
+14:41:11.537691 version@stat F·[] S·0B[] Sc·[]
+14:41:11.537733 db@open opening
+14:41:11.537879 journal@recovery F·1
+14:41:11.537972 journal@recovery recovering @1
+14:41:11.538886 memdb@flush created L0@2 N·26 S·542B "act..igh,v26":"web..low,v17"
+14:41:11.539093 version@stat F·[1] S·542B[542B] Sc·[0.25]
+14:41:11.543912 db@janitor F·3 G·0
+14:41:11.543982 db@open done T·6.225416ms

mailer.py

@@ -11,7 +11,7 @@ async def send_order(pdf_path: str, analysis: dict, room_id: str, name: str, com
     """
     matrix_user = os.environ.get("MATRIX_USER")
     matrix_pass = os.environ.get("MATRIX_PASS")
-    homeserver = os.environ.get("MATRIX_HOMESERVER", "http://einszwovier.local:8008")
+    homeserver = os.environ.get("MATRIX_HOMESERVER", "http://124.local:8008")
 
     if not matrix_user or not matrix_pass:
         raise RuntimeError("Missing MATRIX_USER or MATRIX_PASS in environment")

main.py

@@ -14,7 +14,7 @@ from dotenv import load_dotenv
 load_dotenv()
 
 # Get server hostname from environment
-SERVER_HOSTNAME = os.environ.get("SERVER_HOSTNAME", "einszwovier.local")
+SERVER_HOSTNAME = os.environ.get("SERVER_HOSTNAME", "124.local")
 BOOKSTACK_PORT = os.environ.get("BOOKSTACK_PORT", "6875")
 OPENWEBUI_PORT = os.environ.get("OPENWEBUI_PORT", "8080")
 PORTAINER_PORT = os.environ.get("PORTAINER_PORT", "9000")
@@ -162,7 +162,7 @@ def send_order_endpoint(
     analysis = analyze_pdf(path)
 
     # Get Matrix room ID from environment
-    matrix_room = os.environ.get("MATRIX_ROOM", "!eFWbWEnYsgeIKqyfjw:einszwovier.local")
+    matrix_room = os.environ.get("MATRIX_ROOM", "!PuLwSlWKNgNKvhhCIr:124.local")
 
     try:
         send_order_sync(

matrix/data.backup.einszwovier/homeserver.yaml

@@ -0,0 +1,30 @@
+# Configuration file for Synapse.
+
+server_name: "einszwovier.local"
+pid_file: /data/homeserver.pid
+listeners:
+  - port: 8008
+    tls: false
+    type: http
+    x_forwarded: true
+    resources:
+      - names: [client, federation]
+        compress: false
+database:
+  name: sqlite3
+  args:
+    database: /data/homeserver.db
+
+# Connection and performance settings
+max_upload_size: 50M
+url_preview_enabled: false
+
+log_config: "/data/localhost.log.config"
+media_store_path: /data/media_store
+registration_shared_secret: "D2mw3LqNKe98ga-pYO1l5KbXf^jgx&s5yjq&ipAGjln:AzLag8"
+report_stats: false
+macaroon_secret_key: "T26aaiHWLHbm+P6fi_8:VXTIn0W_kHH__CQAdhPyaLhBe~OG*_"
+form_secret: "k,C38Dw^6b8Y+9-cSQpLb@GPoS*1POr8GDWXsLMKLHEU2+&q-@"
+signing_key_path: "/data/localhost.signing.key"
+trusted_key_servers:
+  - server_name: "matrix.org"

matrix/data.backup.einszwovier/localhost.log.config

@@ -0,0 +1,39 @@
+version: 1
+
+formatters:
+  precise:
+    
+    format: '%(asctime)s - %(name)s - %(lineno)d - %(levelname)s - %(request)s - %(message)s'
+    
+
+handlers:
+
+
+  console:
+    class: logging.StreamHandler
+    formatter: precise
+
+loggers:
+    # This is just here so we can leave `loggers` in the config regardless of whether
+    # we configure other loggers below (avoid empty yaml dict error).
+    _placeholder:
+        level: "INFO"
+
+    
+    
+    synapse.storage.SQL:
+        # beware: increasing this to DEBUG will make synapse log sensitive
+        # information such as access tokens.
+        level: INFO
+    
+
+    
+
+root:
+    level: INFO
+
+
+    handlers: [console]
+
+
+disable_existing_loggers: false

matrix/data/homeserver.yaml

@@ -1,6 +1,6 @@
 # Configuration file for Synapse.
 
-server_name: "einszwovier.local"
+server_name: "124.local"
 pid_file: /data/homeserver.pid
 listeners:
   - port: 8008
@@ -28,3 +28,10 @@ form_secret: "k,C38Dw^6b8Y+9-cSQpLb@GPoS*1POr8GDWXsLMKLHEU2+&q-@"
 signing_key_path: "/data/localhost.signing.key"
 trusted_key_servers:
   - server_name: "matrix.org"
+
+# Allow guest access
+allow_guest_access: true
+
+# Enable registration
+enable_registration: true
+enable_registration_without_verification: true

register_user.py

@@ -0,0 +1,60 @@
+#!/usr/bin/env python3
+"""
+Register a user on Matrix server using shared secret
+"""
+import hmac
+import hashlib
+import json
+import requests
+
+# Get nonce
+nonce_response = requests.get("http://localhost:8008/_synapse/admin/v1/register")
+nonce = nonce_response.json()["nonce"]
+
+print(f"Got nonce: {nonce[:20]}...")
+
+# Registration details
+username = "einszwovier"
+password = "einszwo4"
+admin = False
+shared_secret = "D2mw3LqNKe98ga-pYO1l5KbXf^jgx&s5yjq&ipAGjln:AzLag8"
+
+# Generate MAC
+mac = hmac.new(
+    key=shared_secret.encode('utf8'),
+    digestmod=hashlib.sha1,
+)
+
+mac.update(nonce.encode('utf8'))
+mac.update(b"\x00")
+mac.update(username.encode('utf8'))
+mac.update(b"\x00")
+mac.update(password.encode('utf8'))
+mac.update(b"\x00")
+mac.update(b"notadmin" if not admin else b"admin")
+
+mac_str = mac.hexdigest()
+
+# Register user
+data = {
+    "nonce": nonce,
+    "username": username,
+    "password": password,
+    "admin": admin,
+    "mac": mac_str
+}
+
+response = requests.post(
+    "http://localhost:8008/_synapse/admin/v1/register",
+    json=data
+)
+
+print(f"\nRegistration response: {response.status_code}")
+print(json.dumps(response.json(), indent=2))
+
+if response.status_code == 200:
+    print(f"\n✅ User registered successfully!")
+    print(f"User ID: {response.json()['user_id']}")
+    print(f"Access Token: {response.json()['access_token']}")
+else:
+    print(f"\n❌ Registration failed")

setup_matrix.py

@@ -0,0 +1,62 @@
+#!/usr/bin/env python3
+"""
+Setup script for Matrix: register user and create room
+"""
+import asyncio
+import os
+from nio import AsyncClient, RegisterResponse, RoomCreateResponse
+
+async def setup_matrix():
+    homeserver = "http://124.local:8008"
+    username = "einszwovier"
+    password = "einszwo4"
+
+    client = AsyncClient(homeserver)
+
+    print("🔧 Setting up Matrix server...")
+    print(f"   Homeserver: {homeserver}")
+    print(f"   Username: {username}")
+
+    # Register the user
+    print("\n📝 Registering user...")
+    response = await client.register(
+        username=username,
+        password=password
+    )
+
+    if isinstance(response, RegisterResponse):
+        print(f"   ✅ User registered: {response.user_id}")
+        user_id = response.user_id
+    else:
+        print(f"   ℹ️  User might already exist, trying to login...")
+        # Try to login instead
+        response = await client.login(password)
+        if response.user_id:
+            print(f"   ✅ Logged in as: {response.user_id}")
+            user_id = response.user_id
+        else:
+            print(f"   ❌ Failed: {response}")
+            await client.close()
+            return
+
+    # Create a room
+    print("\n🏠 Creating print orders room...")
+    response = await client.room_create(
+        name="Print Orders",
+        topic="PDF print order submissions from the web app",
+        is_public=False
+    )
+
+    if isinstance(response, RoomCreateResponse):
+        print(f"   ✅ Room created!")
+        print(f"   Room ID: {response.room_id}")
+        print(f"\n✅ Setup complete!")
+        print(f"\n📋 Add this to your .env file:")
+        print(f"MATRIX_ROOM={response.room_id}")
+    else:
+        print(f"   ❌ Failed to create room: {response}")
+
+    await client.close()
+
+if __name__ == "__main__":
+    asyncio.run(setup_matrix())

static/css/style.css

@@ -538,6 +538,98 @@ a.link-card:hover,
     font-size: 0.9rem;
 }
 
+/* ========================================
+   ARCHITECTURE SPOILER
+   ======================================== */
+
+.architecture-spoiler {
+    margin: 0 auto 1.5rem;
+    max-width: 1200px;
+    width: calc(100% - 2rem);
+    background: #ffffff;
+    border: 1px solid #dee2e6;
+    border-radius: 8px;
+    overflow: hidden;
+}
+
+.architecture-summary {
+    padding: 0.8rem 1.2rem;
+    background: #f8f9fa;
+    color: #2C3E50;
+    cursor: pointer;
+    font-size: 0.95rem;
+    font-weight: 600;
+    display: flex;
+    align-items: center;
+    gap: 0.6rem;
+    transition: background-color 0.2s ease;
+    user-select: none;
+    border-bottom: 1px solid #dee2e6;
+}
+
+.architecture-summary:hover {
+    background: #e9ecef;
+}
+
+.architecture-summary i {
+    font-size: 1.1rem;
+    color: #6c757d;
+}
+
+.architecture-spoiler[open] .architecture-summary {
+    background: #e9ecef;
+}
+
+.architecture-content {
+    padding: 1.5rem;
+    background: #ffffff;
+    text-align: center;
+    max-height: 70vh;
+    overflow-y: auto;
+}
+
+.architecture-image {
+    width: 100%;
+    max-width: 100%;
+    height: auto;
+    max-height: 60vh;
+    object-fit: contain;
+    border-radius: 4px;
+    transition: opacity 0.2s ease;
+}
+
+.architecture-image:hover {
+    opacity: 0.95;
+}
+
+.architecture-caption {
+    margin-top: 1rem;
+    color: #6c757d;
+    font-size: 0.9rem;
+    font-style: italic;
+}
+
+/* Responsive adjustments for mobile */
+@media (max-width: 768px) {
+    .architecture-spoiler {
+        width: calc(100% - 1rem);
+    }
+
+    .architecture-content {
+        padding: 1rem;
+        max-height: 50vh;
+    }
+
+    .architecture-image {
+        max-height: 45vh;
+    }
+
+    .architecture-summary {
+        font-size: 0.85rem;
+        padding: 0.7rem 1rem;
+    }
+}
+
 
 /* ========================================
    BUTTONS

templates/landing.html

@@ -36,8 +36,6 @@
         </div>
     </div>
 
-
-
     <!-- Information and Tools Cards -->
     <div class="link-cards-grid">
         <a class="link-card" href="/about">
@@ -76,7 +74,7 @@
             </div>
         </a>
 
-        <a class="link-card" href="http://{{ server_hostname }}:8001" target="_blank">
+        <a class="link-card" href="http://{{ server_hostname }}:8001/hub/" target="_blank">
             <i class="fas fa-code card-icon"></i>
             <div class="card-content">
                 <div class="title">JupyterHub</div>
@@ -117,6 +115,20 @@
 
 <!-- Footer with Admin Panel and Source Link -->
 <footer class="footer">
+    <!-- Architecture Diagram Spoiler -->
+    <details class="architecture-spoiler">
+        <summary class="architecture-summary">
+            <i class="fas fa-sitemap"></i>
+            <span>Systemarchitektur anzeigen</span>
+        </summary>
+        <div class="architecture-content">
+            <img src="/static/images/architecture.png" alt="Studio einszwovier Architecture Diagram"
+                class="architecture-image">
+            <p class="architecture-caption">Übersicht über alle Dienste und deren Zusammenspiel im Studio einszwovier
+                System</p>
+        </div>
+    </details>
+
     <div class="footer-container">
         <a href="http://{{ server_hostname }}:{{ portainer_port }}" target="_blank" class="admin-link">Admin Panel
             (Portainer)</a>

test_matrix_connection.py

@@ -11,7 +11,7 @@ async def test_connection(homeserver_url: str):
     """Test connection to Matrix homeserver"""
     print(f"\n🔍 Testing connection to: {homeserver_url}")
 
-    matrix_user = os.environ.get("MATRIX_USER", "@einszwovier:einszwovier.local")
+    matrix_user = os.environ.get("MATRIX_USER", "@einszwovier:124.local")
     matrix_pass = os.environ.get("MATRIX_PASS", "einszwo4")
 
     client = AsyncClient(homeserver_url, matrix_user)
@@ -44,7 +44,7 @@ async def main():
     test_urls = [
         "http://localhost:8008",
         "http://127.0.0.1:8008",
-        "http://einszwovier.local:8008",
+        "http://124.local:8008",
     ]
 
     for url in test_urls:
@@ -52,7 +52,7 @@ async def main():
 
     print("\n" + "=" * 60)
     print("Recommendation:")
-    print("If localhost/127.0.0.1 works but einszwovier.local fails,")
+    print("If localhost/127.0.0.1 works but 124.local fails,")
     print("configure Element to use: http://localhost:8008")
     print("=" * 60)