chore(frontend): add debugger for #6864 (#10270)

packages/frontend/src/debug.ts

@@ -0,0 +1,27 @@
+import { type ComponentInternalInstance, getCurrentInstance } from 'vue';
+
+export function isDebuggerEnabled(id: number): boolean {
+	try {
+		return localStorage.getItem(`DEBUG_${id}`) !== null;
+	} catch {
+		return false;
+	}
+}
+
+export function switchDebuggerEnabled(id: number, enabled: boolean): void {
+	if (enabled) {
+		localStorage.setItem(`DEBUG_${id}`, '');
+	} else {
+		localStorage.removeItem(`DEBUG_${id}`);
+	}
+}
+
+export function stackTraceInstances(): ComponentInternalInstance[] {
+	let instance = getCurrentInstance();
+	const stack: ComponentInternalInstance[] = [];
+	while (instance) {
+		stack.push(instance);
+		instance = instance.parent;
+	}
+	return stack;
+}