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。

tasks/migrations/0001_initial.py

@@ -0,0 +1,61 @@
+# Generated by Django 4.2.30 on 2026-04-25 09:46
+
+from django.db import migrations, models
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Task',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('title', models.CharField(max_length=256)),
+                ('description', models.TextField()),
+                ('skill_tags', models.JSONField(default=list)),
+                ('budget_min', models.DecimalField(blank=True, decimal_places=2, max_digits=12, null=True)),
+                ('budget_max', models.DecimalField(blank=True, decimal_places=2, max_digits=12, null=True)),
+                ('currency', models.CharField(default='CNY', max_length=8)),
+                ('deadline', models.DateField(blank=True, null=True)),
+                ('task_type', models.CharField(blank=True, max_length=64, null=True)),
+                ('attachments', models.JSONField(default=list)),
+                ('status', models.CharField(choices=[('DRAFT', '草稿'), ('OPEN', '已发布'), ('IN_PROGRESS', '进行中'), ('COMPLETED', '已完成'), ('CANCELLED', '已取消')], default='DRAFT', max_length=16)),
+                ('assigned_at', models.DateTimeField(blank=True, null=True)),
+                ('completed_at', models.DateTimeField(blank=True, null=True)),
+                ('completion_note', models.TextField(blank=True, null=True)),
+                ('deliverables', models.JSONField(default=list)),
+                ('cancelled_at', models.DateTimeField(blank=True, null=True)),
+                ('cancel_reason', models.TextField(blank=True, null=True)),
+                ('is_deleted', models.BooleanField(default=False)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+            ],
+            options={
+                'db_table': 'tasks',
+            },
+        ),
+        migrations.CreateModel(
+            name='TaskApplication',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('cover_letter', models.TextField(blank=True, null=True)),
+                ('expected_days', models.IntegerField(blank=True, null=True)),
+                ('expected_price', models.DecimalField(blank=True, decimal_places=2, max_digits=12, null=True)),
+                ('attachments', models.JSONField(default=list)),
+                ('status', models.CharField(choices=[('PENDING', '待审核'), ('APPROVED', '已通过'), ('REJECTED', '已拒绝'), ('WITHDRAWN', '已撤回')], default='PENDING', max_length=16)),
+                ('reject_reason', models.TextField(blank=True, null=True)),
+                ('reviewed_at', models.DateTimeField(blank=True, null=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+            ],
+            options={
+                'db_table': 'task_applications',
+            },
+        ),
+    ]

tasks/migrations/0002_initial.py

@@ -0,0 +1,53 @@
+# Generated by Django 4.2.30 on 2026-04-25 09:46
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('users', '0001_initial'),
+        ('tasks', '0001_initial'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='taskapplication',
+            name='applicant',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='task_applications', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='taskapplication',
+            name='reviewed_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='reviewed_applications', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='taskapplication',
+            name='task',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='applications', to='tasks.task'),
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='assignee',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='assigned_tasks', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='enterprise',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='tasks', to='users.enterprise'),
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='publisher',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='published_tasks', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterUniqueTogether(
+            name='taskapplication',
+            unique_together={('task', 'applicant')},
+        ),
+    ]

tasks/migrations/0003_taskinvitation.py

@@ -0,0 +1,32 @@
+# Generated by Django 4.2.30 on 2026-04-25 13:07
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('tasks', '0002_initial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='TaskInvitation',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('message', models.TextField(blank=True, null=True)),
+                ('status', models.CharField(choices=[('PENDING', '待处理'), ('ACCEPTED', '已接受'), ('REJECTED', '已拒绝'), ('DISCUSSING', '洽谈中')], default='PENDING', max_length=16)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('expert', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='task_invitations', to=settings.AUTH_USER_MODEL)),
+                ('task', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='invitations', to='tasks.task')),
+            ],
+            options={
+                'db_table': 'task_invitations',
+            },
+        ),
+    ]

tasks/migrations/0004_task_contact_email_task_contact_name_and_more.py

@@ -0,0 +1,41 @@
+# Generated by Django 4.2.30 on 2026-04-26 14:25
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('tasks', '0003_taskinvitation'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='task',
+            name='contact_email',
+            field=models.EmailField(blank=True, max_length=254, null=True),
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='contact_name',
+            field=models.CharField(blank=True, max_length=64, null=True),
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='contact_phone',
+            field=models.CharField(blank=True, max_length=32, null=True),
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='contact_user',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='+', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='contact_wechat',
+            field=models.CharField(blank=True, max_length=64, null=True),
+        ),
+    ]

tasks/migrations/0005_alter_task_status_and_more.py

@@ -0,0 +1,24 @@
+# Generated by Django 4.2.30 on 2026-04-26 14:48
+
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('tasks', '0004_task_contact_email_task_contact_name_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='task',
+            name='status',
+            field=models.CharField(choices=[('DRAFT', '草稿'), ('OPEN', '已发布'), ('IN_PROGRESS', '进行中'), ('IN_REVIEW', '待验收'), ('COMPLETED', '已完成'), ('CANCELLED', '已取消')], default='DRAFT', max_length=16),
+        ),
+        migrations.AlterUniqueTogether(
+            name='taskinvitation',
+            unique_together={('task', 'expert')},
+        ),
+    ]

tasks/migrations/0006_taskapplication_completion_note_and_more.py

@@ -0,0 +1,28 @@
+# Generated by Django 4.2.30 on 2026-04-26 15:07
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('tasks', '0005_alter_task_status_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='taskapplication',
+            name='completion_note',
+            field=models.TextField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='taskapplication',
+            name='deliverables',
+            field=models.JSONField(default=list),
+        ),
+        migrations.AlterField(
+            model_name='taskapplication',
+            name='status',
+            field=models.CharField(choices=[('PENDING', '待审核'), ('APPROVED', '已录用'), ('REJECTED', '已拒绝'), ('WITHDRAWN', '已撤回'), ('DELIVERED', '交付待验收'), ('COMPLETED', '已完成')], default='PENDING', max_length=16),
+        ),
+    ]

tasks/migrations/0007_alter_task_options_alter_taskapplication_options_and_more.py

@@ -0,0 +1,43 @@
+# Generated by Django 4.2.30 on 2026-04-26 15:34
+
+from django.db import migrations, models
+import django.db.models.deletion
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('tasks', '0006_taskapplication_completion_note_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='task',
+            options={'ordering': ['-created_at']},
+        ),
+        migrations.AlterModelOptions(
+            name='taskapplication',
+            options={'ordering': ['-created_at']},
+        ),
+        migrations.AlterModelOptions(
+            name='taskinvitation',
+            options={'ordering': ['-created_at']},
+        ),
+        migrations.CreateModel(
+            name='DeliveryRecord',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('note', models.TextField()),
+                ('files', models.JSONField(default=list)),
+                ('status', models.CharField(choices=[('PENDING', '待验收'), ('APPROVED', '已验收'), ('REJECTED', '已驳回')], default='PENDING', max_length=16)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('application', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='delivery_records', to='tasks.taskapplication')),
+            ],
+            options={
+                'db_table': 'delivery_records',
+                'ordering': ['-created_at'],
+            },
+        ),
+    ]

tasks/migrations/0008_taskinvitation_messages.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.30 on 2026-04-26 15:46
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('tasks', '0007_alter_task_options_alter_taskapplication_options_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='taskinvitation',
+            name='messages',
+            field=models.JSONField(default=list),
+        ),
+    ]

tasks/migrations/0009_taskapplication_negotiation_history.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.30 on 2026-04-26 15:54
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('tasks', '0008_taskinvitation_messages'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='taskapplication',
+            name='negotiation_history',
+            field=models.JSONField(default=list),
+        ),
+    ]

tasks/migrations/0010_alter_task_options_task_is_recommended_and_more.py

@@ -0,0 +1,47 @@
+# Generated by Django 4.2.30 on 2026-04-27 16:36
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('tasks', '0009_taskapplication_negotiation_history'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='task',
+            options={'ordering': ['-is_recommended', '-recommend_priority', '-created_at']},
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='is_recommended',
+            field=models.BooleanField(default=False, help_text='管理员推荐'),
+        ),
+        migrations.AddField(
+            model_name='task',
+            name='recommend_priority',
+            field=models.IntegerField(default=0, help_text='推荐优先级, 越大越靠前'),
+        ),
+        migrations.CreateModel(
+            name='TaskReview',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
+                ('score', models.IntegerField(default=5)),
+                ('comment', models.TextField(blank=True, null=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('reviewee', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='received_reviews', to=settings.AUTH_USER_MODEL)),
+                ('reviewer', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='given_reviews', to=settings.AUTH_USER_MODEL)),
+                ('task', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, related_name='review', to='tasks.task')),
+            ],
+            options={
+                'db_table': 'task_reviews',
+                'ordering': ['-created_at'],
+            },
+        ),
+    ]