diff --git a/.gitignore b/.gitignore
index e88159b..a4115a4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -55,3 +55,10 @@ Thumbs.db
 # SQLite WAL/SHM
 *.db-wal
 *.db-shm
+
+# Audit & screenshot scratch files
+_audit.cjs
+_audit/
+_e2e_test.cjs
+_screenshot_audit.cjs
+_shots2/
diff --git a/frontend/_audit.cjs b/frontend/_audit.cjs
deleted file mode 100644
index 0fee104..0000000
--- a/frontend/_audit.cjs
+++ /dev/null
@@ -1,76 +0,0 @@
-const { chromium } = require("playwright-core");
-
-(async () => {
-  const browser = await chromium.launch({
-    executablePath: "C:/Program Files/Google/Chrome/Application/chrome.exe",
-    args: ["--disable-blink-features=AutomationControlled"],
-  });
-  const page = await browser.newPage({ viewport: { width: 1440, height: 900 } });
-  const errors = [];
-  page.on("console", msg => {
-    if (msg.type() === "error") errors.push(`CONSOLE: ${msg.text()}`);
-  });
-  page.on("pageerror", err => errors.push(`PAGEERROR: ${err.message}`));
-
-  const BASE = "http://127.0.0.1:5175";
-
-  // Login first via API
-  const loginResp = await page.request.post("http://127.0.0.1:8010/api/auth/login", {
-    data: { phone: "13943441149", password: "Test1234" },
-    headers: { "Content-Type": "application/json" },
-  });
-  const loginData = await loginResp.json();
-  const token = loginData.access_token;
-
-  // Inject token into localStorage
-  await page.goto(BASE + "/login", { waitUntil: "networkidle" });
-  await page.evaluate(t => {
-    localStorage.setItem("token", t);
-    localStorage.setItem("access_token", t);
-    localStorage.setItem("zj_token", t);
-  }, token);
-
-  const routes = [
-    "/", "/courseware", "/courseware/create", "/animation", "/exercise",
-    "/lesson-plan", "/exam", "/essay-grade", "/mindmap", "/materials",
-    "/resources", "/community", "/classroom", "/assistant", "/profile",
-    "/admin", "/search",
-  ];
-
-  for (const route of routes) {
-    const routeErrors = [];
-    page.removeAllListeners("console");
-    page.removeAllListeners("pageerror");
-    page.on("console", msg => { if (msg.type() === "error") routeErrors.push(msg.text()); });
-    page.on("pageerror", err => routeErrors.push(err.message));
-
-    try {
-      await page.goto(BASE + route, { waitUntil: "networkidle", timeout: 15000 });
-      await page.waitForTimeout(1500);
-
-      // Check for empty/blank pages
-      const bodyText = await page.evaluate(() => document.body.innerText.trim());
-      const isEmpty = bodyText.length < 10;
-      const hasRouterView = await page.evaluate(() => {
-        const app = document.querySelector("#app");
-        return app && app.children.length > 0;
-      });
-
-      // Filter expected errors (401/403 for admin views)
-      const realErrors = routeErrors.filter(e =>
-        !e.includes("401") && !e.includes("403") &&
-        !e.includes("Failed to fetch") &&
-        !e.includes("NetworkError")
-      );
-
-      const status = realErrors.length === 0 && !isEmpty && hasRouterView ? "OK" : "CHECK";
-      const errSummary = realErrors.length > 0 ? ` ERR:[${realErrors.slice(0,2).join(" | ").substring(0,100)}]` : "";
-      const emptyFlag = isEmpty ? " BLANK" : "";
-      console.log(`${status} ${route.padEnd(20)} ${bodyText.length}chars${emptyFlag}${errSummary}`);
-    } catch (e) {
-      console.log(`FAIL ${route.padEnd(20)} ${e.message.substring(0, 80)}`);
-    }
-  }
-
-  await browser.close();
-})();