Docs-as-code: full deploy configs, compose stacks, and DR guide

- Add root README and docs/ (architecture, hosts, disaster-recovery, operations)
- Add compose/ for superset, forgejo, lam, cadvisor; unified deploy compose
- Add scripts/deploy (deploy-atc-docker01.sh, container inventory export)
- Add inventory/containers-atc-docker01.json snapshot
- Add config READMEs for kafka and airflow; .env.example; expand .gitignore
- Sync atclab helper scripts; update homepage/superset compose with env support

deploy/docker-compose.atc-docker01.yml

@@ -0,0 +1,14 @@
+# Volledige stack voor atc-docker01 (Docker Compose v2.20+ include)
+# Gebruik: docker compose -f deploy/docker-compose.atc-docker01.yml up -d --build
+# Of: ./scripts/deploy/deploy-atc-docker01.sh
+
+include:
+  - path: docker-compose.homepage.yml
+  - path: ../compose/superset/docker-compose.yaml
+    project_directory: ../compose/superset
+  - path: ../compose/forgejo/compose.yaml
+    project_directory: ../compose/forgejo
+  - path: ../compose/lam/compose.yml
+    project_directory: ../compose/lam
+  # - path: ../compose/cadvisor/compose.yaml
+  #   project_directory: ../compose/cadvisor