build: Added basic CI support

[dol]

GitHub action integration:

• Run linting test
• Run busted unit & integration tests. Junit report and lcov coverage is collected.

[github-actions]

Luacheck Report

10 tests   10 ✅  0s ⏱️
 1 suites   0 💤
 1 files     0 ❌

Results for commit bcbf163.

[github-advanced-security]

This pull request sets up GitHub code scanning for this repository. Once the scans have completed and the checks have passed, the analysis results for this pull request branch will appear on this overview. Once you merge this pull request, the 'Security' tab will show more code scanning analysis results (for example, for the default branch). Depending on your configuration and choice of analysis tool, future pull requests will be annotated with code scanning analysis results. For more information about GitHub code scanning, check out the documentation.

[github-actions]

Test Results

15 tests   15 ✅  0s ⏱️
 1 suites   0 💤
 1 files     0 ❌

Results for commit bcbf163.

♻️ This comment has been updated with latest results.

[github-actions]

LCOV of commit bcbf163 during Test #29

Summary coverage rate:
  lines......: 87.8% (115 of 131 lines)
  functions..: no data found
  branches...: no data found

Files changed coverage rate: n/a