v3.9.1
docs: adjust the Docusaurus release process documentation to our new simpler process (#11181)
docs: fix announcement bar css selector (#11262)
fix(website): showcase spelling mistake of the word docusaurus in user desc (#11417)
docs: fix release notes link (#11329)
chore(website): split changelog per version + adjust changelog plugin implementation (#11287)
feat(mdx-loader): upgrade to MDX v3 + (#9451)
feat(theme): make it possible to provide your own page title formatter (#11090)
feat(core): support TypeScript + ESM configuration (#9317)
chore: upgrade TypeScript & other ESLint related deps (#5963)
refactor(plugin-gtag): update gtag plugin to modern SPA recommendations (#8143)