chore(release): 1.1.0

- playout: run-scoped R2 manifest URIs (candidate a rewrite via rewriteManifestToRun)
- tests: playlist_rewrite_test.go (rewrite + publish integration + slate guard)
- docs: STREAMING, cloudflare-workers-setup, architecture (incl. Level-2 diagram)
- release housekeeping: TODO->DONE, CHANGELOG 1.1.0, version bump

frontend/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "frontend",
-  "version": "1.0.11",
+  "version": "1.1.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "frontend",
-      "version": "1.0.11",
+      "version": "1.1.0",
       "dependencies": {
         "hls.js": "^1.6.16"
       },