v15.0.12
fix: fix image alt text rendered to match common mark (#3668)
fix: run spec tests with testutils (#3017)
chore: clean up files (#3529)
fix: use esbuild for accurate sourcemaps (#3670)
chore: consolidate eslint rules (#3368)
fix: Remove unused plus typescript tightening (#3527)
fix: use rollup to output js files (#2916)
chore: fix update-specs script, use builtin fetch (#3528)