feat: support Fedora, Wayland and KDE

fix(docker): workaround SELinux confinement and seccomp filters from FEDORA RELRO

docs: highlight steps

docs: document `--export` when setting the variables

ci: rename task, jobs, etc. to generic 'project'

ci: cleanup

docs: restore badges, update AGENTS.md

docs: adde requirement to icons-in-terminal for gray icons

ci: fix make task name

ci!: remove support for Fish 3.x

ci: correct default branch

docs: add badges

ci: use docker to run tests

chore: add AGENTS.md

test: fix them all and use container with fish to run