0.1.0 unreleased

• GitHub Template Repository scaffold: PocketBase + goqite + SSE Hub + GoAI + age secrets.
• Datastar + DaisyUI reactive UI, Templ type-safe components.
• Build-tag-gated NATS JetStream and Turbine layers.
• golangci-lint strict config, distroless Docker image, Makefile, Air live reload.