fix e621 api compliance bugs

e621_api_cloner.py

@@ -84,6 +84,7 @@ class Post:
         }
         post.pop("up_score")
         post.pop("down_score")
+        post["file"] = {"md5": post.pop("md5")}
         post["flags"] = {
             "pending": post.pop("is_pending"),
             "flagged": post.pop("is_flagged"),
@@ -109,7 +110,7 @@ class TagCategory(enum.IntEnum):
             self.ARTIST: "artist",
             self.COPYRIGHT: "copyright",
             self.CHARACTER: "character",
-            self.METADATA: "metadata",
+            self.METADATA: "meta",
             self.DEPRECATED: "deprecated",
             self.SPECIES: "species",
             self.LORE: "lore",
@@ -164,15 +165,13 @@ async def posts_json():
 
     post = Post(**rows[0])
     post_json = post.to_json()
-    post_json["tags"] = {}
+    post_json["tags"] = {category.to_string(): [] for category in TagCategory}
     for tag in post.tag_string.split(" "):
         tag_rows = await app.db.execute_fetchall(
             "select category from tags where name = ?", (tag,)
         )
         category = TagCategory(tag_rows[0][0])
         category_str = category.to_string()
-        if category_str not in post_json["tags"]:
-            post_json["tags"][category_str] = []
         post_json["tags"][category_str].append(tag)
 
     return {"posts": [post_json]}