On dev branch, use config package from dev as well.

packages/core.yaml

@@ -23,8 +23,8 @@ esp32:
 
 # Retrieve the code for the xiaomi_bslamp2 platform from GitHub.
 external_components:
-  - source: github://mmakaay/esphome-xiaomi_bslamp2@2021.10.0
-    refresh: 1d
+  - source: github://mmakaay/esphome-xiaomi_bslamp2@dev
+    refresh: 60s
 
 # Disable the reboot timeout. By default, the lamp reboots after 15
 # minutes without any client connections (e.g. when home assistant is off