5.6.0
chore: fix a few typos
fix(legend): fix legend action is not isolated from other legend components (resolves #20128)
refact: fix bugs caused by the refactor. export types
refact: put all core modules in the core dir. only do export in lib/echarts
chore: add legendPlain. the original legend contains scrollable
fix(legend): return allSelectedMap rather than selectedMap
fix(type): optimize types for dts bundling
refact: make components installable