chuni: add stage import and frontend config

titles/chuni/schema/profile.py

@@ -477,6 +477,17 @@ class ChuniProfileData(BaseData):
             return False
         return True
 
+    async def update_stage(self, user_id: int, version: int, new_stage: int) -> bool:
+        sql = profile.update((profile.c.user == user_id) & (profile.c.version == version)).values(
+            stageId=new_stage
+        )
+        result = await self.execute(sql)
+
+        if result is None:
+            self.logger.warning(f"Failed to set user {user_id} stage")
+            return False
+        return True
+
     async def update_userbox(self, user_id: int, version: int, new_nameplate: int, new_trophy: int, new_trophy_sub_1: int, new_trophy_sub_2: int, new_character: int) -> bool:
         sql = profile.update((profile.c.user == user_id) & (profile.c.version == version)).values(
             nameplateId=new_nameplate,