This partially addresses #151. Which might require more than just the path being returned. As the blkid might not be correctly identifying it in the bootloader step. But we'll have to test and see.

archinstall/lib/disk.py

@@ -78,10 +78,15 @@ class BlockDevice():
 				return drive['back-file']
 		elif self.info['type'] == 'disk':
 			return self.path
+		elif self.info['type'][:4] == 'raid':
+			# This should catch /dev/md## raid devices
+			return self.path
 		elif self.info['type'] == 'crypt':
 			if 'pkname' not in self.info:
 				raise DiskError(f'A crypt device ({self.path}) without a parent kernel device name.')
 			return f"/dev/{self.info['pkname']}"
+		else:
+			raise DiskError(f"Could not locate actual block device path for {self.path}")
 
 	#	if not stat.S_ISBLK(os.stat(full_path).st_mode):
 	#		raise DiskError(f'Selected disk "{full_path}" is not a block device.')