backend: complete file uploading

backend/vntypes.py

@@ -7,6 +7,10 @@ class Mark(BaseModel):
     type: Literal["tag", "badge", "genre"]
     value: str
 
+class NovelFile(BaseModel):
+    filename: str
+    platform: Literal["android", "ios", "windows", "linux", "macos"]
+
 class Novel(BaseModel):
     title: str
     description: str
@@ -21,9 +25,9 @@ class Novel(BaseModel):
     tg_post: str | None = None #url::Url
     post_at: datetime | None = None
 
-class FullNovel:
+class FullNovel(BaseModel):
     data: Novel
 
-    upload_queue: list[str]
-    files: list[str]
+    #upload_queue: list[str]
+    files: list[NovelFile]
     screenshots: list[str]