release: v0.2.21

Bump @lumencast/runtime to 0.14.0 to carry the backdrop-blur layer
effect (node.backdropBlur) end-to-end to air, plus the compile/runtime
clamp hardening on blur/backdropBlur/shadow. Solar mount() surface
unchanged — runtime passthrough only.

Refs Prism ADR 014 (Tier B step 1).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: ClodoCapeo

CHANGELOG.md

@@ -5,6 +5,18 @@ follows [Keep a Changelog](https://keepachangelog.com/), and the project
 adheres to Semantic Versioning (pre-1.0 : minor bumps may carry
 behavioural changes that keep the `mount()` API stable).
 
+## [0.2.21] - 2026-07-09
+
+### Changed
+
+- **`backdrop-blur` layer effect now reaches the antenne.** Bumped
+  `@lumencast/runtime` to `0.14.0`, which adds the `node.backdropBlur` LSML field
+  (compiler + runtime) rendered via CSS `backdrop-filter` in `UniversalWrapper`
+  (Prism ADR 014, Tier B step 1). The runtime bump also lands the security
+  hardening that clamps `node.blur` / `node.backdropBlur` / `node.shadow[]` at
+  both compile- and run-time (previously passed through unbounded). Solar's own
+  `mount()` surface is unchanged — this is a runtime passthrough.
+
 ## [0.2.20] - 2026-07-06
 
 ### Fixed

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@zablab/solar",
-  "version": "0.2.20",
+  "version": "0.2.21",
   "description": "Solar — scene runtime bundle for the Zablab broadcast platform (Pulsar CEF + Prism webview + editor preview)",
   "type": "module",
   "private": true,
@@ -38,7 +38,7 @@
     "check:bundle": "node scripts/check-bundle-size.mjs && node scripts/check-host-bundle.mjs"
   },
   "dependencies": {
-    "@lumencast/runtime": "^0.13.1",
+    "@lumencast/runtime": "^0.14.0",
     "@preact/signals-react": "^3.2.1",
     "framer-motion": "^12.0.0",
     "react": "^19.0.0",