LICENSE: Add GPL-3.0 license.
{{archiso,configs}/*,.editorconfig,.gitlab-ci.yml}: Add SPDX license identifier.
Makefile:
Add SPDX license identifier.
Install the run_archiso.sh script as global executable run_archiso.
Use -D and -t flags to install to install files more generically (without a previous call to install the directory).
README.rst: Add README outlining the project's scope, how to build images from the profiles and how to test.
AUTHORS.rst: Add list of all direct contributors to the repository.
CONTRIBUTING.rst: Add basic contribution guidelines, explaining the linter and the license in use.
Closes #7 (closed) Closes #3 (closed)