test: update and add E2E, integration, visual, and webapp tests

- Update E2E tests: announcements, auth, auth-business-flow, full-route-regression, grades, navigation, smoke-auth, teacher-web-test

- Update integration tests: api-ai-chat, api-onboarding-complete, api-onboarding-status, proxy-guard, integration setup

- Update visual regression tests: admin-dashboard, homepage, student-dashboard, teacher-dashboard, visual config, helpers

- Update webapp tests: admin, parent, student full tests and debug scripts

- Add new webapp tests: announcements_messages, settings_profile, debug scripts

- Add webtest directory with test plans, screenshots, and diagnostic scripts

webtest/check_auth.py

@@ -0,0 +1,60 @@
+"""检查用户密码和锁定状态"""
+import mysql.connector
+
+conn = mysql.connector.connect(
+    host="mysql.eazygame.cn",
+    port=14013,
+    user="root",
+    password="wx1998WX",
+    database="next_edu"
+)
+cursor = conn.cursor()
+
+# 检查用户密码
+cursor.execute("""
+    SELECT email, password, onboarded_at
+    FROM users
+    WHERE email IN ('admin@xiaoxue.edu.cn', 't_chinese_1@xiaoxue.edu.cn',
+                     'student_g1c1_1@xiaoxue.edu.cn', 'parent_g1c1_1@xiaoxue.edu.cn')
+""")
+users = cursor.fetchall()
+print("=== 用户密码和 onboarding 状态 ===")
+for u in users:
+    has_pwd = "YES" if u[1] else "NO"
+    pwd_prefix = u[1][:20] if u[1] else "NULL"
+    onboarded = "YES" if u[2] else "NO"
+    print(f"  {u[0]}: password={has_pwd} ({pwd_prefix}...), onboarded={onboarded}")
+
+# 检查密码安全表
+try:
+    cursor.execute("""
+        SELECT ps.user_id, u.email, ps.failed_login_attempts, ps.locked_until
+        FROM password_security ps
+        JOIN users u ON ps.user_id = u.id
+        WHERE u.email IN ('admin@xiaoxue.edu.cn', 't_chinese_1@xiaoxue.edu.cn',
+                          'student_g1c1_1@xiaoxue.edu.cn', 'parent_g1c1_1@xiaoxue.edu.cn')
+    """)
+    security = cursor.fetchall()
+    print("\n=== 密码安全状态 ===")
+    for s in security:
+        print(f"  {s[1]}: failed_attempts={s[2]}, locked_until={s[3]}")
+except Exception as e:
+    print(f"\n密码安全表查询失败: {e}")
+
+# 检查 login_logs 表最近的登录记录
+try:
+    cursor.execute("""
+        SELECT user_email, action, status, error_message, created_at
+        FROM login_logs
+        ORDER BY created_at DESC
+        LIMIT 20
+    """)
+    logs = cursor.fetchall()
+    print("\n=== 最近的登录记录 ===")
+    for l in logs:
+        print(f"  {l[4]} | {l[0]} | {l[1]} | {l[2]} | {l[3] or ''}")
+except Exception as e:
+    print(f"\n登录记录查询失败: {e}")
+
+cursor.close()
+conn.close()