Use the new blob mechanism

BlobOutput is dead! long live Blob. See release notes for labthings-fastapi v0.0.7

Author: rwb27

pyproject.toml

@@ -14,7 +14,7 @@ classifiers = [
 ]
 dependencies = [
   "picamera2~=0.3.12",
-  "labthings-fastapi>=0.0.6",
+  "labthings-fastapi>=0.0.7",
   "numpy",
   "scipy",
 ]

src/labthings_picamera2/thing.py

@@ -18,7 +18,7 @@
 from labthings_fastapi.types.numpy import NDArray
 from labthings_fastapi.dependencies.metadata import GetThingStates
 from labthings_fastapi.dependencies.blocking_portal import BlockingPortal
-from labthings_fastapi.outputs.blob import BlobOutput
+from labthings_fastapi.outputs.blob import blob_type
 from typing import Annotated, Any, Iterator, Literal, Mapping, Optional
 from contextlib import contextmanager
 import piexif
@@ -32,8 +32,7 @@
 from . import recalibrate_utils
 
 
-class JPEGBlob(BlobOutput):
-    media_type = "image/jpeg"
+JPEGBlob = blob_type("image/jpeg")
 
 
 class PicameraControl(PropertyDescriptor):