v0.4.2

Changes

• chore(grpc): remove dead RPCs with no client (YAGNI) @volschin (#54)
• fix(streams): populate LPC/measurement event payloads in bridge @volschin (#53)
• chore: gitignore .gstack/ tool output @volschin (#52)
• docs: add CLAUDE.md guidance for Claude Code @volschin (#51)
• ci: sync grpcio floor with HA Core pin @volschin (#50)
• chore(deps): update actions/checkout action ( v6.0.3 → v7.0.0 ) @renovate[bot] (#49)