Force creation of stamp file after libpq library check in meson builds

libpq: Authorize pthread_exit() in libpq_check

Fix meson warning due to missing declaration of NM

libpq: Refactor logic checking for exit() in shared library builds

Fix bogus ctid requirement for dummy-root partitioned targets

Disable parallel plans for RIGHT_SEMI joins

Add assertions checking for the startup process in WAL replay routines

Add assertion check for WAL receiver state during stream-archive transition

Add WalRcvGetState() to retrieve the state of a WAL receiver

Fix unconditional WAL receiver shutdown during stream-archive transition

Add test tracking WAL receiver shutdown for primary_conninfo updates

Fix determination of not-null constraint "locality" for inherited columns

Fix pg_dump sorting of foreign key constraints

Fix reset of incorrect hash iterator in GROUPING SETS queries

Fix EPQ crash from missing partition directory in EState

Remove extra semicolon in example

Stop creating constraints during DETACH CONCURRENTLY

Remove overzealous _bt_killitems assertion.