* add label property to OmeroChannel dataclass

* read channel label if present

Author: junelsolis

ngff_zarr/from_ngff_zarr.py

@@ -165,6 +165,7 @@ def from_ngff_zarr(
             channels=[
                 OmeroChannel(
                     color=channel["color"],
+                    label=channel.get("label", None),
                     window=OmeroWindow(
                         min=channel["window"]["min"],
                         max=channel["window"]["max"],

ngff_zarr/v04/zarr_metadata.py

@@ -178,6 +178,7 @@ class OmeroWindow:
 class OmeroChannel:
     color: str
     window: OmeroWindow
+    label: Optional[str] = None
 
     def validate_color(self):
         if not re.fullmatch(r"[0-9A-Fa-f]{6}", self.color):