Fix list_files fast-glob implementation; update system prompt to prefer analyze_project over list_files; lock editor tab when opened for better UX

src/extension.ts

@@ -47,7 +47,7 @@ export function activate(context: vscode.ExtensionContext) {
 		})
 	)
 
-	const openClaudeDevInNewTab = async () => {
+	const openClaudeDevInNewTab = () => {
 		// (this example uses webviewProvider activation event which is necessary to deserialize cached webview, but since we use retainContextWhenHidden, we don't need to use that event)
 		// https://github.com/microsoft/vscode-extension-samples/blob/main/webview-sample/src/extension.ts
 		const tabProvider = new ClaudeDevProvider(context)
@@ -62,6 +62,11 @@ export function activate(context: vscode.ExtensionContext) {
 		// TODO: use better svg icon with light and dark variants (see https://stackoverflow.com/questions/58365687/vscode-extension-iconpath)
 		panel.iconPath = vscode.Uri.joinPath(context.extensionUri, "icon.png")
 		tabProvider.resolveWebviewView(panel)
+
+		// Lock the editor group so clicking on files doesn't open them over the panel
+		new Promise((resolve) => setTimeout(resolve, 100)).then(() => {
+			vscode.commands.executeCommand("workbench.action.lockEditorGroup")
+		})
 	}
 
 	context.subscriptions.push(vscode.commands.registerCommand("claude-dev.popoutButtonTapped", openClaudeDevInNewTab))