chore(ci): add Gitea Actions deploy workflow for addon auto-deploy

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitea/workflows/deploy.yml

@@ -0,0 +1,46 @@
+name: Deploy Addons
+
+on:
+  push:
+    branches: [main]
+    paths:
+      - 'addon/**'
+      - 'lobby-addon/**'
+      - 'hub-return-addon/**'
+      - 'docker-compose.yml'
+      - 'scripts/**'
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Deploy via SSH
+        uses: appleboy/ssh-action@v1
+        with:
+          host: ${{ secrets.DEPLOY_HOST }}
+          username: ${{ secrets.DEPLOY_USER }}
+          password: ${{ secrets.DEPLOY_PASSWORD }}
+          port: 22
+          script: |
+            set -e
+            APP_DIR="$HOME/minecraft-multiworld"
+
+            # First run: clone. Subsequent: pull.
+            if [ ! -d "$APP_DIR/.git" ]; then
+              cd "$APP_DIR"
+              git init
+              git remote add origin https://git.silverlabs.uk/SilverLABS/minecraft-aiworld.git
+              git fetch origin main
+              git checkout -f origin/main -- addon/ lobby-addon/ hub-return-addon/
+            else
+              cd "$APP_DIR"
+              git fetch origin main
+              git checkout -f origin/main -- addon/ lobby-addon/ hub-return-addon/
+            fi
+
+            # Restart all 4 Minecraft containers to pick up changes
+            docker restart mc-lobby mc-jamie mc-lyla mc-mya
+
+            # Wait and verify
+            sleep 10
+            docker ps --filter "name=mc-" --format "{{.Names}}: {{.Status}}"