# Static asset and runtime-config delivery

```mermaid
sequenceDiagram
  participant CI
  participant ImmutableRelease
  participant ActivePointer
  participant Browser
  CI->>ImmutableRelease: upload hashed assets
  CI->>ImmutableRelease: upload release manifest
  CI->>ImmutableRelease: upload runtime config
  CI->>ImmutableRelease: probe asset reachability
  CI->>ActivePointer: atomically switch HTML
  Browser->>ActivePointer: fetch revalidated HTML
  Browser->>ImmutableRelease: fetch no-store config and manifest
  Browser->>ImmutableRelease: fetch immutable hashed assets
  CI->>Browser: boot, route, API, and reload-loop smoke
```

Rollback changes the active pointer only after confirming that the prior
immutable release has a coherent HTML/assets/config/API/manifest tuple.