server : (webui) revamp Settings dialog, add Pyodide interpreter (#11759)

* redo Settings modal UI

* add python code interpreter

* fix auto scroll

* build

* fix overflow for long output lines

* bring back sticky copy button

* adapt layout on mobile view

* fix multiple lines output and color scheme

* handle python exception

* better state management

* add webworker

* add headers

* format code

* speed up by loading pyodide on page load

* (small tweak) add small animation to make it feels like claude

examples/server/webui/vite.config.ts

@@ -72,5 +72,9 @@ export default defineConfig({
     proxy: {
       '/v1': 'http://localhost:8080',
     },
+    headers: {
+      'Cross-Origin-Embedder-Policy': 'require-corp',
+      'Cross-Origin-Opener-Policy': 'same-origin',
+    },
   },
 });