refactor(mnode): remove unused code

refactor(sync): delete some code

* chore(release): make get_os.sh works on mac

* chore(tools): update taos-tools

* chore: update taos-tools for 3.0

* fix: taosbenchmark with taosws on windows

* fix: shell depends on ws on windows

* fix: update taostools aa0923e for 3.0

* fix: taosdump for mac with websocket is wip

enh: drop dnode

fix(stream): read preversion data with delete many times

fix(stream): read preversion data for delete

fix(query): set block capacity

* chore(release): make get_os.sh works on mac

* chore(tools): update taos-tools

* chore: update taos-tools for 3.0

* fix: taosbenchmark with taosws on windows

* fix: shell depends on ws on windows

* fix: update taostools aa0923e for 3.0

fix(sync): fix coverity issues

enh: balance vgroup

fix(coverage): enh function test case about cast , log , pow

chore: fix github actions not found cargo error

test:fix test case about cast for Q 4

test: add cachemodel for last

test: add index cases

doc: add index to releases directory

test: add test case for max/min function

enh(query): enable the limit clause to be push down

test: finish testcase for TD-19847