Add new Shopware 6 role with OIDC/LDAP plugin integration and Docker-based deployment configuration.

Includes:
- New role: web-app-shopware (Docker, MariaDB, Redis, OpenSearch)
- Updated networks and ports configuration
- Automated install, migration, and admin creation
- Optional IAM integration via OIDC/LDAP plugins

Reference: https://chatgpt.com/share/6907b0d4-ab14-800f-b576-62c0d26c8ad1

group_vars/all/09_networks.yml

@@ -114,6 +114,8 @@ defaults_networks:
       subnet: 192.168.104.48/28
     web-app-mini-qr:
       subnet: 192.168.104.64/28
+    web-app-shopware:
+      subnet: 192.168.104.80/28
 
     # /24 Networks / 254 Usable Clients
     web-app-bigbluebutton:

group_vars/all/10_ports.yml

@@ -81,6 +81,7 @@ ports:
       web-app-minio_api: 8057
       web-app-minio_console: 8058
       web-app-mini-qr: 8059
+      web-app-shopware: 8060
       web-app-bigbluebutton: 48087    # This port is predefined by bbb. @todo Try to change this to a 8XXX port
   public:
     # The following ports should be changed to 22 on the subdomain via stream mapping