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>

deploy/namespace.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: APP_NAME