storage/v2: show partition paths

subiquity/common/filesystem/labels.py

@@ -318,6 +318,7 @@ def _for_client_partition(partition, *, min_size=0):
         os=partition.os,
         offset=partition.offset,
         resize=partition.resize,
+        path=partition._path(),
         mount=partition.mount,
         format=partition.format)
 

subiquity/common/types.py

@@ -269,6 +269,7 @@ class Partition:
     os: Optional[OsProber] = None
     offset: Optional[int] = None
     resize: Optional[bool] = None
+    path: Optional[str] = None
 
 
 @attr.s(auto_attribs=True)