Changes to Postgres for PGlite#1

Draft

samwillis wants to merge 14 commits intobasefrom

Commits on Jan 1, 2022

save progress
kelvich
committed

Commits on Jan 4, 2022

Commits on Jan 5, 2022

fixup
kelvich
committed

Commits on Nov 18, 2022

switch to xterm.js + readline
kelvich
committed

Commits on Feb 19, 2024

Commits on Mar 5, 2024

Fix "RuntimeError: memory access out of bounds" bug
samwillis
committed

Commits on Mar 28, 2024

Remove commented out code related to no fixed Emscripten bug (#9)
samwillis
authored

Commits on Jun 25, 2024

Support for pg_notify (#11)
samwillis
authored