fix: complete v1.2 account and profile P0 fixes

backend/accounts/management/commands/init_local_admin.py

@@ -0,0 +1,69 @@
+import os
+
+from django.conf import settings
+from django.core.management.base import BaseCommand, CommandError
+
+from accounts.models import User
+
+
+class Command(BaseCommand):
+    help = "仅在 DEBUG 环境创建或修复本地测试管理员"
+
+    def add_arguments(self, parser):
+        parser.add_argument(
+            "--username",
+            default=os.getenv("LOCAL_ADMIN_USERNAME", "local_admin"),
+        )
+        parser.add_argument(
+            "--password",
+            default=os.getenv("LOCAL_ADMIN_PASSWORD", "LocalAdmin2026!"),
+        )
+        parser.add_argument(
+            "--email",
+            default=os.getenv("LOCAL_ADMIN_EMAIL", "local-admin@example.test"),
+        )
+        parser.add_argument(
+            "--reset-password",
+            action="store_true",
+            help="已存在账号时也重置密码",
+        )
+
+    def handle(self, *args, **options):
+        if not settings.DEBUG:
+            raise CommandError("init_local_admin 仅允许在 DJANGO_DEBUG=true 时运行")
+
+        username = options["username"].strip()
+        password = options["password"]
+        if not username or len(password) < 8:
+            raise CommandError("用户名不能为空，密码至少需要 8 个字符")
+
+        user, created = User.objects.get_or_create(
+            username=username,
+            defaults={
+                "nickname": "本地管理员",
+                "email": options["email"],
+                "is_staff": True,
+                "is_superuser": True,
+                "is_active": True,
+            },
+        )
+        changed_fields = []
+        for field in ("is_staff", "is_superuser", "is_active"):
+            if not getattr(user, field):
+                setattr(user, field, True)
+                changed_fields.append(field)
+        if not user.nickname:
+            user.nickname = "本地管理员"
+            changed_fields.append("nickname")
+        if created or options["reset_password"] or not user.has_usable_password():
+            user.set_password(password)
+            changed_fields.append("password")
+        if changed_fields:
+            user.save(update_fields=changed_fields)
+
+        action = "已创建" if created else "已确认"
+        self.stdout.write(
+            self.style.SUCCESS(
+                f"{action}本地管理员 {username}；后台地址 http://127.0.0.1:8000/admin/"
+            )
+        )