fix: get next row from rb tree from last files when backward scaning

fix :  avoid invalid read/write

Test3.0/lihui

enh(stream): internal optimize

fix: commit txn for rsma

fix(shell): correct the position of cursor error when  input chinese 

fix(stream):session window max_delay crash

enh: alter db replica

some problems of parser

test: add case for alter dnode

fix: fix libtaosws compile error in ci

Close [TD-19701](https://jira.taosdata.com:18080/browse/TD-19701)

test: refine query cases

fix: add udf call and uv synchronization with uv_mutex

enh: provide more info on misalignment detection of idx entries after…

feat: add retrieve DB and table route info APIs

fix(query): fix no-fill expression calculation bug.