feat(公开内容): 添加临时文件上传功能，支持1小时/1天/7天过期

core/forms.py

@@ -125,4 +125,21 @@ class PublicContentForm(forms.ModelForm):
             'file': forms.FileInput(attrs={'class': 'form-control'}),
             'url': forms.URLInput(attrs={'class': 'form-control', 'placeholder': '请输入链接地址'}),
             'sort_order': forms.NumberInput(attrs={'class': 'form-control', 'placeholder': '请输入排序值'}),
-        }
+        }
+
+
+class TempUploadForm(forms.ModelForm):
+    """临时文件上传表单"""
+    expire_type = forms.ChoiceField(
+        choices=[
+            ('expire_1h', '1小时'),
+            ('expire_1d', '1天'),
+            ('expire_7d', '7天'),
+        ],
+        widget=forms.Select(attrs={'class': 'form-select'}),
+        label='过期时间'
+    )
+
+    class Meta:
+        model = PublicContent
+        fields = ['title', 'file']