Update UI and migrations, fix dockerfile

src/vk_parser_app/vk_api.py

@@ -155,6 +155,20 @@ class VKAPIClient:
             raise VKAPIError(None, f"photos.saveWallPhoto returned invalid response: {json.dumps(saved)[:300]}")
         return saved[0]
 
+    async def upload_wall_photo_url(self, group_id: int, url: str) -> dict:
+        if not self.session:
+            raise RuntimeError("VKAPIClient is not initialized")
+        async with self.session.get(url) as resp:
+            resp.raise_for_status()
+            content_type = resp.headers.get("content-type") or "image/jpeg"
+            data = await resp.read()
+        suffix = ".jpg"
+        if "png" in content_type:
+            suffix = ".png"
+        elif "webp" in content_type:
+            suffix = ".webp"
+        return await self.upload_wall_photo_bytes(group_id, data, filename=f"photo{suffix}")
+
     async def create_wall_post(
         self,
         owner_id: int,