Implement Dockge structure with Traefik, Authelia, DuckDNS, and Gluetun VPN

- Update AI copilot instructions for /opt/stacks structure and automated config management
- Replace Nginx Proxy Manager with Traefik (file-based configuration for AI)
- Add Authelia for SSO with bypass rules for Jellyfin/Plex apps
- Add DuckDNS for dynamic DNS with Let's Encrypt integration
- Add Gluetun VPN with Surfshark (WireGuard) for secure downloads
- Update all services to use /opt/stacks paths instead of local directories
- Add Traefik labels to all services for automatic routing
- Configure qBittorrent to route through Gluetun VPN
- Update .env.example with all new required variables
- Create configuration templates for Traefik and Authelia
- Add comprehensive Dockge deployment guide

Co-authored-by: kelinfoxy <67766943+kelinfoxy@users.noreply.github.com>

config-templates/authelia/users_database.yml

@@ -0,0 +1,20 @@
+# Authelia Users Database
+# Copy to /opt/stacks/authelia/users_database.yml
+# Generate password hashes with: docker run authelia/authelia:latest authelia crypto hash generate argon2 --password 'yourpassword'
+
+users:
+  admin:
+    displayname: "Admin User"
+    password: "$argon2id$v=19$m=65536,t=3,p=4$CHANGEME"  # Replace with your hashed password
+    email: admin@example.com
+    groups:
+      - admins
+      - users
+  
+  # Example: Additional user
+  # user1:
+  #   displayname: "User One"
+  #   password: "$argon2id$v=19$m=65536,t=3,p=4$CHANGEME"
+  #   email: user1@example.com
+  #   groups:
+  #     - users