fix: set primary key target slot id through searching scan cols and finding colId that equals primary key id

ci: explicitly exit 0

feat: support pseudo columns such as _qstart, _qend and _qduration

fix(query):fix memory leak.

fix: set primary key target slot id through searching scan cols and find colId that equals primary key id

fix(query): support last_row(tags) for super table query.

test: restore some 2.0 case

enh: enhance stop query processing

test: del nouse script

test:modify case

ci(stream): stream sliding

fix: fix natural timestamp issue

fix: reset hasGroupId after outputing the previous group results

feat(stream): optimize close window

fix: get mnode epset from sync module

refactor(sync): add skiplist entry cache

test: restore some 2.0 case

refactor(stream): simple batch