Sync Bambuddy thumbnails to InvenTree parts

src/bambuddy_inventree_sync/inventree.py

@@ -21,7 +21,6 @@ class InvenTreeClient:
             headers={
                 "Authorization": f"Token {settings.inventree_token}",
                 "Accept": "application/json",
-                "Content-Type": "application/json",
             },
             timeout=settings.http_timeout_seconds,
             trust_env=False,
@@ -36,6 +35,9 @@ class InvenTreeClient:
     async def get_stock_location(self) -> dict[str, Any]:
         return await self._request("GET", f"/stock/location/{self.settings.inventree_stock_location_id}/")
 
+    async def get_part(self, part_id: int) -> dict[str, Any]:
+        return await self._request("GET", f"/part/{part_id}/")
+
     async def find_part_by_ipn(self, ipn: str) -> dict[str, Any] | None:
         for params in ({"IPN": ipn, "limit": 100}, {"search": ipn, "limit": 100}):
             data = await self._request("GET", "/part/", params=params)
@@ -79,6 +81,16 @@ class InvenTreeClient:
         }
         return await self._request("POST", "/stock/", json=payload)
 
+    async def upload_part_image(self, *, part_id: int, content: bytes, filename: str, content_type: str) -> dict[str, Any]:
+        response = await self.client.patch(
+            f"/part/{part_id}/",
+            files={"image": (filename, content, content_type)},
+        )
+        if response.status_code >= 400:
+            body = response.text[:1000]
+            raise ExternalApiError(f"InvenTree PATCH /part/{part_id}/ image failed: HTTP {response.status_code}: {body}")
+        return response.json()
+
     async def upsert_part_parameter(
         self,
         *,