feat: upload api

api_v1/admin.py

@@ -0,0 +1,16 @@
+from django.contrib import admin
+from api_v1.models import UploadedFile
+
+
+@admin.register(UploadedFile)
+class UploadedFileAdmin(admin.ModelAdmin):
+    list_display = ['id', 'original_filename', 'owner', 'file_size', 'content_type', 'created_at', 'is_deleted']
+    list_filter = ['is_deleted', 'created_at', 'content_type']
+    search_fields = ['original_filename', 'owner__username']
+    readonly_fields = ['created_at', 'file_size', 'content_type']
+    date_hierarchy = 'created_at'
+    ordering = ['-created_at']
+    
+    def get_queryset(self, request):
+        # 在管理界面显示所有文件，包括已删除的
+        return super().get_queryset(request).select_related('owner')