update lock file
bring up to Deno 2 standards
updated std to 224 and move to import map
get off deprecated methods and functions
upgrade deps in the last hayom 1.0 update
clean up and update Luxon import
update to the newest Deno stdlib
update dependencies
stop mirroring to GitHub

Implements: https://todo.sr.ht/~bmp/hayom/11
fix the build and deps
switch to Markdown by default
windows: do something sane with the editor

I was previously just being very lazy and going to Notepad, but just
cheating with cmd.exe seems easier

Implements: https://todo.sr.ht/~bmp/hayom/7#event-242759
upgrade stdlib to 0.191
move build commands to Deno tasks