Initial template: Vue 3 + FastAPI + SQLite full-stack with K8s deployment

Extracted from oil project — business logic removed, auth/db/deploy infrastructure
generalized with APP_NAME placeholders.

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

.gitea/workflows/deploy.yml

@@ -0,0 +1,22 @@
+name: Deploy Production
+on:
+  push:
+    branches: [main]
+
+jobs:
+  test:
+    runs-on: test
+    steps:
+      - uses: actions/checkout@v4
+      - name: Unit tests
+        run: cd frontend && npm ci && npx vitest run
+      - name: Build check
+        run: cd frontend && npm run build
+
+  deploy:
+    needs: test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Deploy Production
+        run: python3 scripts/deploy-preview.py deploy-prod