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。

reservations/models.py

@@ -0,0 +1,59 @@
+import uuid
+from django.db import models
+
+class ResourceType(models.TextChoices):
+    ACCESS_CONTROL = 'ACCESS_CONTROL', '门禁通行'
+    MEETING_ROOM = 'MEETING_ROOM', '会议室'
+
+class OrderStatus(models.TextChoices):
+    PENDING_PAY = 'PENDING_PAY', '待支付'
+    PAID = 'PAID', '已支付'
+    USED = 'USED', '已使用'
+    REFUNDED = 'REFUNDED', '已退款'
+    CANCELLED = 'CANCELLED', '已取消'
+
+class ReservationResource(models.Model):
+    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
+    name = models.CharField(max_length=128)
+    type = models.CharField(max_length=32, choices=ResourceType.choices)
+    description = models.TextField(null=True, blank=True)
+    capacity = models.IntegerField(null=True, blank=True)
+    location = models.CharField(max_length=256, null=True, blank=True)
+    cover_url = models.CharField(max_length=512, null=True, blank=True)
+    price_per_unit = models.DecimalField(max_digits=8, decimal_places=2, default=0.00)
+    price_unit = models.CharField(max_length=32, default='次')
+    is_active = models.BooleanField(default=True)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        db_table = 'reservation_resources'
+
+class ReservationOrder(models.Model):
+    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
+    order_no = models.CharField(max_length=64, unique=True)
+    user = models.ForeignKey('users.User', on_delete=models.CASCADE, related_name='reservation_orders')
+    resource = models.ForeignKey(ReservationResource, on_delete=models.CASCADE, related_name='orders')
+    start_time = models.DateTimeField()
+    end_time = models.DateTimeField()
+    quantity = models.IntegerField(default=1)
+    unit_price = models.DecimalField(max_digits=8, decimal_places=2)
+    total_amount = models.DecimalField(max_digits=10, decimal_places=2)
+    status = models.CharField(max_length=32, choices=OrderStatus.choices, default=OrderStatus.PENDING_PAY)
+    wx_prepay_id = models.CharField(max_length=128, null=True, blank=True)
+    wx_transaction_id = models.CharField(max_length=128, null=True, blank=True)
+    paid_at = models.DateTimeField(null=True, blank=True)
+    refund_reason = models.TextField(null=True, blank=True)
+    refund_amount = models.DecimalField(max_digits=10, decimal_places=2, null=True, blank=True)
+    wx_refund_id = models.CharField(max_length=128, null=True, blank=True)
+    refunded_at = models.DateTimeField(null=True, blank=True)
+    qr_code_url = models.CharField(max_length=512, null=True, blank=True)
+    verified_by = models.ForeignKey('users.User', on_delete=models.SET_NULL, null=True, blank=True, related_name='verified_orders')
+    verified_at = models.DateTimeField(null=True, blank=True)
+    remark = models.TextField(null=True, blank=True)
+    is_deleted = models.BooleanField(default=False)
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        db_table = 'reservation_orders'