* docs: add api first appearance
* docs: fix auto-complete doc
* docs: replace Version Added with Version
* docs: date picker common method
* docs: date picker common method
* docs: tree
* docs: remove meaningless 3.0.0
* master:
site: add Community discusstion links
🌐 site: transition component category, close#11629
Fix Collapse Panel id definition, close#12357
Fix style overlap with sorter when long text in Table column header
Add more recommendation
adjust datepick reset logic
reset showDate when picker is closed fix#12929