Adding clear-storage helper button

src/main.ts

@@ -6,7 +6,7 @@ import { runApp } from './runtime';
 import { builtins } from './builtins';
 import { CGError } from './error';
 import { createStore, startTracking, stopTracking, buildDependents } from './store';
-import { loadStore } from './persistence';
+import { loadStore, clearStore } from './persistence';
 
 import stdlibCode from './stdlib.cg?raw';
 import designTokensCode from './design-tokens.cg?raw';
@@ -19,6 +19,11 @@ import textInputCode from './textinput-test.cg?raw';
 const canvas = document.createElement('canvas') as HTMLCanvasElement;
 document.body.appendChild(canvas);
 
+const clearButton = document.getElementById('clear-storage');
+if (clearButton) {
+    clearButton.onclick = () => clearStore();
+}
+
 const cgCode = stdlibCode + '\n' +
     designTokensCode + '\n' +
     uiComponentsCode + '\n' +

src/persistence.ts

@@ -25,5 +25,5 @@ export function loadStore(): Record<string, { body: AST, source: string }> | nul
 }
 
 export function clearStore() {
-    localStorage.remove(STORAGE_KEY);
+    localStorage.removeItem(STORAGE_KEY);
 }