fix: report error when NULL ts is inserted

* fix: docker doc refine

* fix: refine dockerfile

fix: resolve coverity scan issues in sync and wal

fix(query): fix coverity issue.

* fix: taos-tools alpine compile

* fix: taos-tools alpine compile 249f9c5

* fix: taos-tools alpine compile 4d9dd85

* fix: update taos-tools 1e15545

fix: coverity scan issues

fix:pDnode is null when server init

fix:table name is null

fix:set table name

fix: percentile finalize wrong error code issue

fix: col data update bug

test: add tag index basic function verify case

fix: taosd crash issue caused of out of fd 

fix(tsdb/cache): use state's tsdb instead of readers

feat(query): optimize percentile function performance