Adopt a generic CI script

Internal version number bump

Rename BUILD1_NAME to BUILD2_NAME to make this consistent across projects

Update build runner tags

Bump ruby:3.2.4-alpine and add additional labels

Bump ruby:3.2.3; update gemspec depend versions

Bump to ruby:3.2.2-alpine

Bump to version 0.1.48

Update docker:23.0 in the CI
Update the Ubuntu fingerprints with the scripts/Ubuntu.rb
Remove the CODE_OF_CONDUCT.md and CONTRIBUTING.md to prevent confusion; files related to the original project not this fork

Bump to version 0.1.47

Remove the Gemfile.lock allowing the bundle install to pick latest packages
Update Docker base image to ruby:3.2-alpine
Add a Dockerfile build smoketest `ssh_scan --help`

Bump to version 0.1.46

Bump dependency versions and SSHScan version to 0.1.45