Embed SvelteKit static build in Go binary via go:embed. Event bus
for pub/sub with deploy log, instance status, and deploy status events.
SSE endpoints for real-time streaming. Frontend SSE client with
exponential backoff reconnection. Makefile for build pipeline.
Update Phase 12 auth plan with OAuth2/OIDC support.
Remove webhook secret from logs and API response.
Add auth-pending note to router. Fix decrypt fallback that
would use ciphertext as auth token on decrypt failure.
All REST endpoints wired with chi router: projects, stages, instances,
deploys, registries, settings, quick deploy, webhook. Full main.go
wiring with graceful shutdown. Consistent JSON envelope responses.
Sensitive fields stripped from API responses.