fix(httpapi): phase 1 compliance — ERR-01, SEC-04, CDN client, scheduler docs

Co-authored-by: Cursor <[email protected]>

internal/httpapi/bootstrap.go

@@ -15,6 +15,11 @@ import (
 	"github.com/jackc/pgx/v5/pgxpool"
 )
 
+// NewCDNHTTPClient returns the shared HTTP client for CDN and preview fetches (PERF-02 / ERR-03).
+func NewCDNHTTPClient() *http.Client {
+	return &http.Client{Timeout: 45 * time.Second}
+}
+
 // BootstrapWorkers opens the same store.Backend and jobs.Registry as New (without HTTP or bundle keys).
 // Used by standalone worker binaries (scheduler, ingest, …) that share PostgreSQL with the API.
 func BootstrapWorkers(ctx context.Context, opts Options) (store.Backend, *jobs.Registry, *pgxpool.Pool, error) {
@@ -44,7 +49,7 @@ func BootstrapWorkers(ctx context.Context, opts Options) (store.Backend, *jobs.R
 		backend = mem
 	}
 
-	cdnHTTP := &http.Client{Timeout: 45 * time.Second}
+	cdnHTTP := NewCDNHTTPClient()
 	wk := &jobs.Worker{Store: backend, HTTPClient: cdnHTTP}
 	reg := jobs.NewRegistry(wk.Process)
 	wk.Registry = reg