开发了多角色登录与鉴权接口：实现了普通用户、企业和管理员的登录分流，并支持Token验证。

开发了权限控制接口：实现了通过数据库分配菜单权限节点，控制接口访问安全。
开发了实名认证中心：实现了个人身份证信息与企业营业执照的提交与审核接口。
开发了任务与协作大厅核心业务：实现了任务的发布、接单、状态流转以及专家邀约接口。
配置了全局环境变量与数据库引擎：集成了 PostgreSQL 数据库、Redis 缓存与 MinIO 对象存储。

seed_roles_pages.py

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+import os
+import django
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'core.settings')
+django.setup()
+
+from users.models import Permission, Role, RolePermission
+
+def seed():
+    print("--- 正在初始化预设角色与页面权限数据 ---")
+
+    # 1. 预设角色
+    roles_data = [
+        {"code": "ADMIN", "name": "管理员", "description": "系统超级管理员", "is_system": True},
+        {"code": "USER", "name": "普通用户", "description": "平台普通注册用户", "is_system": True},
+        {"code": "ENTERPRISE", "name": "企业用户", "description": "已入驻企业账号及团队成员", "is_system": True},
+        {"code": "OPC_USER", "name": "OPC 专家", "description": "已通过 OPC 认证的专家", "is_system": True},
+    ]
+
+    for rd in roles_data:
+        Role.objects.update_or_create(code=rd["code"], defaults=rd)
+
+    # 2. 预设页面菜单节点
+    admin_menus = [
+        "menu:business:tasks",
+        "menu:business:tasks:publish",
+        "menu:business:enterprises",
+        "menu:account:users",
+        "menu:business:certs",
+        "menu:business:enterprise_certs",
+        "menu:account:user_manage",
+        "menu:account:roles",
+        "menu:settings:announcements",
+        "menu:settings:skills",
+        "menu:business:models",
+        "menu:business:screen",
+    ]
+
+    ent_menus = [
+        "menu:ent:dashboard",
+        "menu:ent:tasks",
+        "menu:ent:tasks:create",
+        "menu:ent:team",
+        "menu:ent:opc_users",
+        "menu:ent:invitations",
+        "menu:ent:verification",
+        "menu:ent:profile",
+        "menu:ent:settings",
+    ]
+
+    user_menus = [
+        "menu:user:dashboard",
+        "menu:user:tasks",
+        "menu:user:my_tasks",
+        "menu:user:invitations",
+        "menu:user:announcements",
+        "menu:user:certification",
+        "menu:user:profile",
+        "menu:user:settings",
+    ]
+
+    all_menus = admin_menus + ent_menus + user_menus
+
+    # Create root menus
+    for menu_code in all_menus:
+        parts = menu_code.split(":")
+        for i in range(1, len(parts) + 1):
+            parent_code = ":".join(parts[:i])
+            Permission.objects.get_or_create(
+                code=parent_code,
+                defaults={"name": parent_code, "type": "MENU"}
+            )
+
+    # 3. 分配权限
+    admin_role = Role.objects.get(code="ADMIN")
+    ent_role = Role.objects.get(code="ENTERPRISE")
+    user_role = Role.objects.get(code="USER")
+    opc_role = Role.objects.get(code="OPC_USER")
+
+    # Clear old menu permissions to reset cleanly
+    RolePermission.objects.filter(permission__type='MENU').delete()
+    
+    def assign_perms(role, menu_list):
+        perms_to_add = []
+        for menu_code in menu_list:
+            parts = menu_code.split(":")
+            for i in range(1, len(parts) + 1):
+                parent_code = ":".join(parts[:i])
+                perms_to_add.append(parent_code)
+                
+        perms = Permission.objects.filter(code__in=perms_to_add)
+        for p in perms:
+            RolePermission.objects.get_or_create(role=role, permission=p)
+
+    assign_perms(admin_role, admin_menus)
+    assign_perms(ent_role, ent_menus)
+    assign_perms(user_role, user_menus)
+    assign_perms(opc_role, user_menus)
+
+    print("角色与页面权限预设完成！")
+
+if __name__ == '__main__':
+    seed()