Update windows download URL

Use GraphQL webhooks from lists

.builds/static: use hut for deployment

Reduce setup.py to a stub

All configuration is now in pyproject.toml, packaging set up to use it.

Preparations for PEP440 support

Currrently, builds for patches are broken because the version numbers
generated for them are not valid according to PEP 440 [1].

This has to be solved in several steps, in coordination with the
packaging code. Procedure will be the same as for core.sr.ht:

https://git.sr.ht/~sircmpwn/core.sr.ht/commit/57ee3427

[1] https://peps.python.org/pep-0440

builds/python: update to latest Alpine image

Link to git-am.io

.builds/static.yml: upgrade Alpine

Add a section on cover letters

Rephrase confusing password bit

The local SMTP version doesn't prompt for a password and that's the
one I have (I was already using msmtp for something else) so when I
first read this part I got mega confused, thinking "whaddayamean
password?"

Update local SMTP client config for sendemail.sendmailCmd

Add OpenMandriva

Add missing 'is'

Fixes: 31692ee6 ("Initial commit")

Change Fastmail config to use implicit TLS instead of STARTTLS.

Fastmail supports implicit TLS so there is no reason to use STARTTLS.

Add Rocky Linux

Add missing styles for Fastmail accordion

Note systems with sendmail setup needn't be configured

Make Nix install instructions fully comprehensive

Added Fastmail config info

Fix meaning of "Sign off"