fix: restore demo.svg embed via raw GitHub URL

Author: repoforge-dev

README.md

@@ -16,7 +16,7 @@ Hard execution and budget limits for autonomous agents — enforced locally.
 
 ## Live Enforcement Demo
 
-![AuthorityLayer enforcement demo](./docs/assets/enforcement-demo.gif)
+![AuthorityLayer enforcement demo](https://raw.githubusercontent.com/032383justin/authority-layer/main/demo.svg)
 
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