docs: point to the mailing lists and the tracker

Release 0.2.0

docs: fix a typo in the configuration guide

Fixes: https://todo.hut.md/~reviewer/hello-hut/15

README: add an options table and a roadmap

tests: cover config parsing edge cases

Add bash and zsh completions

Implements: https://todo.hut.md/~reviewer/hello-hut/9

Add --format=json for scripting

Respect NO_COLOR and add --color

docs: add a contributing guide

Add --count to repeat the greeting

Implements: https://todo.hut.md/~reviewer/hello-hut/2

config: do not crash when $HOME is unset

Fixes: https://todo.hut.md/~reviewer/hello-hut/5

Release 0.1.0

tests: add a phrasebook fixture for snapshot tests

The fixture is generated: 50 given names and 40 family names, each
in plain and shouted form.

Add a logo

A small hut, drawn at 128x128.

Read defaults from ~/.config/hello-hut/config.toml

Uses tomllib where available; on Python < 3.11 the file is ignored.

docs: describe the configuration file

Add a Makefile with test and lint targets

Add --time-of-day greetings

docs: add an installation guide

Add --shout to print the greeting in capitals

Use str.upper() so that accented names keep their accents.