feat(web-app-magento): add Magento role + network/ports

- add role files (docs, vars, config, tasks, schema, templates)

- networks: add web-app-magento 192.168.103.208/28

- ports: add localhost http 8052

Conversation: https://chatgpt.com/share/68b8820f-f864-800f-8819-da509b99cee2

roles/web-app-magento/meta/main.yml

@@ -0,0 +1,25 @@
+---
+galaxy_info:
+  author: "Kevin Veen-Birchenbach"
+  description: "Deploy Magento (Adobe Commerce Open Source) via Docker Compose with OpenSearch, MariaDB, optional Redis, and proxy integration for Infinito.Nexus."
+  license: "Infinito.Nexus NonCommercial License"
+  license_url: "https://s.infinito.nexus/license"
+  company: |
+    Kevin Veen-Birchenbach
+    Consulting & Coaching Solutions
+    https://www.veen.world
+  galaxy_tags:
+    - magento
+    - ecommerce
+    - php
+    - docker
+    - opensearch
+    - mariadb
+  repository: "https://s.infinito.nexus/code"
+  issue_tracker_url: "https://s.infinito.nexus/issues"
+  documentation: "https://docs.infinito.nexus"
+  logo:
+    class: "fa-solid fa-cart-shopping"
+  run_after:
+    - web-app-keycloak
+dependencies: []