refactor: 移除冗余文件并优化代码结构

- 删除多个不再使用的脚本和配置文件，包括 `auto_push.bat`, `check_and_fix_users.py`, `init.sql` 等。
- 新增 `git_push.bat` 和 `git_push.sh` 脚本以简化 Git 推送流程。
- 更新 `README.md` 以反映最新的功能和结构变化。
- 优化前端代码，添加新的页面和组件，提升用户体验。

此提交旨在清理项目结构并增强代码可维护性。

init_database.py

@@ -20,7 +20,7 @@ from src.utils.helpers import setup_logging
 from src.core.database import db_manager
 from src.core.models import (
     Base, WorkOrder, KnowledgeEntry, Conversation, Analytics, Alert, VehicleData,
-    WorkOrderSuggestion, WorkOrderProcessHistory
+    WorkOrderSuggestion, WorkOrderProcessHistory, User
 )
 
 class DatabaseInitializer:
@@ -168,6 +168,7 @@ class DatabaseInitializer:
         print("\n执行数据库迁移...")
 
         migrations = [
+            self._migrate_user_table_structure,
             self._migrate_knowledge_verification_fields,
             self._migrate_alert_severity_field,
             self._migrate_vehicle_data_table,
@@ -192,6 +193,51 @@ class DatabaseInitializer:
         print(f"完成 {success_count}/{len(migrations)} 个迁移")
         return success_count > 0
 
+    def _migrate_user_table_structure(self) -> bool:
+        """迁移用户表结构"""
+        print("   检查用户表结构...")
+
+        try:
+            with db_manager.get_session() as session:
+                # 检查users表是否存在
+                inspector = inspect(db_manager.engine)
+                if 'users' not in inspector.get_table_names():
+                    print("      创建users表...")
+                    # 创建User模型的表
+                    User.__table__.create(session.bind, checkfirst=True)
+                    print("      users表创建成功")
+                    return True
+
+                # 检查users表的列
+                existing_columns = [col['name'] for col in inspector.get_columns('users')]
+                print(f"      users表现有字段: {existing_columns}")
+
+                # 检查必需的字段
+                required_fields = {
+                    'name': 'VARCHAR(100)',
+                    'email': 'VARCHAR(120)',
+                    'role': 'VARCHAR(20) DEFAULT \'user\'',
+                    'is_active': 'BOOLEAN DEFAULT TRUE',
+                    'created_at': 'TIMESTAMP DEFAULT CURRENT_TIMESTAMP',
+                    'last_login': 'TIMESTAMP NULL'
+                }
+
+                fields_to_add = []
+                for field_name, field_type in required_fields.items():
+                    if field_name not in existing_columns:
+                        fields_to_add.append((field_name, field_type))
+
+                if fields_to_add:
+                    print(f"      需要添加字段: {[f[0] for f in fields_to_add]}")
+                    return self._add_table_columns('users', fields_to_add)
+                else:
+                    print("      users表结构完整")
+                    return True
+
+        except Exception as e:
+            print(f"      用户表结构迁移失败: {e}")
+            return False
+
     def _migrate_knowledge_verification_fields(self) -> bool:
         """迁移知识库验证字段"""
         print("   检查知识库验证字段...")
@@ -454,7 +500,18 @@ class DatabaseInitializer:
 
         try:
             with db_manager.get_session() as session:
-                # 检查是否已有数据
+                # 检查是否已有用户数据
+                existing_users = session.query(User).count()
+                if existing_users == 0:
+                    # 创建默认管理员用户
+                    from src.core.auth_manager import auth_manager
+                    admin_user = auth_manager.create_default_admin()
+                    if admin_user:
+                        print("   默认管理员用户已创建: admin/admin123")
+                    else:
+                        print("   创建默认管理员用户失败")
+
+                # 检查是否已有知识库数据
                 existing_count = session.query(KnowledgeEntry).count()
                 if existing_count > 0:
                     print(f"   数据库中已有 {existing_count} 条知识库条目，跳过初始数据插入")
@@ -653,6 +710,7 @@ class DatabaseInitializer:
             with db_manager.get_session() as session:
                 # 检查各表的记录数
                 tables_info = {
+                    'users': User,
                     'work_orders': WorkOrder,
                     'conversations': Conversation,
                     'knowledge_entries': KnowledgeEntry,