0.10.6: setButtonEnabled action — disable buttons from the timeline

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

src/lib/exportPlayer.ts

@@ -10,7 +10,7 @@ function isProject(p: ExportPayload): p is Project {
   return Array.isArray((p as Partial<Project>).scenes)
 }
 
-const RUNTIME_VERSION = '25'
+const RUNTIME_VERSION = '26'
 
 const ENGINE_SOURCE = `(function(){
   if (window.AnimatrPlayer && window.AnimatrPlayer.__v === '${RUNTIME_VERSION}') return;
@@ -568,6 +568,14 @@ const ENGINE_SOURCE = `(function(){
           }
           return;
         }
+        case 'setButtonEnabled': {
+          // Runtime override lives on runtime.buttonDisabled — keyed by
+          // scene-layer id. True = disabled, false = enabled. Clearing
+          // the entry would fall back to layer.buttonDisabled, which is
+          // the persisted initial flag, not what the script just asked for.
+          runtime.buttonDisabled[act.layerId] = !act.enabled;
+          return;
+        }
         case 'script': {
           var parsed=parseScriptSource(act.source);
           if(parsed.errors.length){