* test: distinguish nan and none

[TD-14736]

* modify test framework for datetime

* fix 2-query/math_funcs.py

* fix 2-query/math_funcs.py

ci: remove arm32 build test from ci

docs: move releases download link to proper location

* test: distinguish nan and none

[TD-14736]

* modify test framework for datetime

* fix 2-query/math_funcs.py

docs: clear settings about RESTful api

docs: move alter table set tag to proper place

* fix: remove stream api

[TD-14360]

* fix: update examples/rust to remove stream api

[TD-14360]

* test: fix lua.py

[TD-14360]

* add more basic cases into pytest/smoketest.sh

* test(connector): fix connector/lua.py

* disable lua.py from smoketest

docs: remove C async query example temporarily

docs: update 02-planning.mdx

test:remove csharp Nodejs Typescript-REST test from CI

[TD-14742]

doc: fix a typo in cpp.mdx

modify memory requirement calculation.

docs: update sidebar label of udf.md

docs: refine some documents in advanced features, reference guide and…

* [TD-13052]<feature>: taosTools prepare for 3.0

* update taos-tools

* update taos-tools

* test: remove database check logic

[TD-13558]

* docs: add R example source code

* test: check if RJDBC was installed

* test: add R test scripts

* test: chmod of test_R.sh

* test: fix test_go.sh; add R sample to document

* test: add test scripts to cases.task

* test: fix errors caused by  tset_python.sh and test_java.sh

* test: fix  test_python.sh

* test: modify java test case and improve opentsdb-json.mdx

* test: fix test_R.sh

* fix: remove stream api

[TD-14360]

* fix: update examples/rust to remove stream api

[TD-14360]

* test: fix lua.py

[TD-14360]

* add more basic cases into pytest/smoketest.sh

docs : remove the wrong limitation about maximum number of mnodes, i.e. 3 for community

docs: update optimize.md

docs:  correct title level of  restful-api.mdx

docs: fix typo in 13-schemaless.md

test: add test script for coverity scan report

* fix: move taosBenchmark out from deb/rpm

* update taos-tools