Merge branch 'archwiki' into 'master'

Refer to the ArchWiki for tested cloud providers and instructions

Closes #133

See merge request !168
6 jobs for master in 18 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Lint
failed #21590
shellcheck

00:00:18

passed #21591
shfmt

00:00:12

 
  Build
skipped #21592
secure
build:secure
 
  Test
skipped #21594
fast-single-thread
test-basic-qemu
skipped #21595
fast-single-thread
test-cloudimg-qemu
skipped #21593
test-vagrant-boxes-format
 
Name Stage Failure
failed
shellcheck Lint
In build-inside-vm.sh line 19:
chown "${SUDO_UID}:${SUDO_GID}" "${OUTPUT}" "${TMPDIR}"
^---------^ SC2153: Possible misspelling: SUDO_GID may not be assigned, but SUDO_UID is.

For more information:
https://www.shellcheck.net/wiki/SC2153 -- Possible misspelling: SUDO_GID ma...
https://www.shellcheck.net/wiki/SC2155 -- Declare and assign separately to ...
Cleaning up file based variables
ERROR: Job failed: exit code 1