fix: use pull_request instead of pull_request_target to avoid privilege escalation risk

chore(deps): bump actions/checkout from 5 to 6 (#20)

docs: add badges to README for CI, HACS, and more

Revise LICENSE file copyright and appendix

chore: add SPDX identifier to LICENSE file (#19)

docs(changelog): add workflow to manage stale issues

chore: add stale workflow to manage inactive issues/PRs (#18)

chore: add coverage reporting to pytest (#17)

chore: add labeler configuration for PR labeling

chore(ci): enable release notes generation

refactor: simplify tag patterns in CI workflow

fix: update GitHub token in release job

Add GitHub Actions workflow for labeling PRs

fix: update Codecov action file input

ci: trigger workflow on all tags and update Python versions