MyEPB v0.2.2

HACS distribution prep release.\n\nChanges:\n- Add HACS custom repository install instructions and My Home Assistant HACS link.\n- Add HACS, Hassfest, and static validation workflow.\n- Add local Home Assistant brand assets.\n- Add HACS country metadata.\n- Add manifest code owner and integration type.\n- Keep security/privacy hardening from v0.2.1.