add auto deploy workflow

.gitea/workflows/deploy.yml

@@ -0,0 +1,18 @@
+name: Auto Deploy
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: linux
+
+    steps:
+      - name: Deploy on server
+        run: |
+          cd ~/workparking
+          git pull origin main
+          docker compose up -d --build
+          docker image prune -f