Add some smoke tests for the repository.
- Add x bit to piholeCheckout.sh. Possibly not needed, but consistency is no bad thing
- Ensure all files in script directorys have executable bit set
Signed-off-by: Adam Warner <me@adamwarner.co.uk>
Create Github Actions config
Split tox ini into one per supported distro so they can be run seperately
Signed-off-by: Adam Warner <me@adamwarner.co.uk>