chore: update docs

fix: override hextra rss template for hugo > 0.124 compatibility

ci: fix hugo docker build permission denied

ci: fix missing hugo docker image tag

ci: fix missing checkout step in docker job

ci: publish new images to ghcr.io

chore: update changelog and release notes for v0.11.10

chore: release notes for v0.11.9

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

chore: update changelog for v0.11.8 release

docs: add v0.11.7 release notes