feat(e2e): autologin patch (dev) + 登录态路由测试脚本

- util_web devAutologin: localStorage[_test_token]=user|pass -> 登录API写Hive+dispatch currentUser
- 延迟3s执行等 Flutter/Hive ready (否则 httpPost hang)
- main.dart 调用 devAutologin
- run_auth.js: 注入token遍历登录态路由
- 已验证: autologin API 200 OK

tools/e2e/test_autologin3.js

@@ -0,0 +1,20 @@
+const { chromium } = require('playwright');
+(async () => {
+  const browser = await chromium.launch({ headless: true });
+  const ctx = await browser.newContext({ viewport: { width: 1280, height: 900 } });
+  await ctx.addInitScript(() => { localStorage['_test_token'] = '6477108200|8818'; });
+  const page = await ctx.newPage();
+  const logs = [];
+  page.on('console', m => logs.push(m.text()));
+  // 第一次访问触发编译
+  await page.goto('http://127.0.0.1:8099/', { waitUntil: 'load', timeout: 60000 });
+  await page.waitForSelector('canvas', { timeout: 60000 });
+  await page.waitForTimeout(3000);
+  console.log('编译完成 canvas:', await page.locator('canvas').count());
+  // reload 让 main() 重跑（devAutologin）
+  logs.length = 0;
+  await page.reload({ waitUntil: 'load' });
+  await page.waitForTimeout(10000);
+  console.log('reload 后 autologin 日志:', logs.filter(l=>l.includes('CK_AUTOLOGIN')).join(' | ') || '(无)');
+  await browser.close();
+})();