doc: added ci/cd integ pages and docker updates

[shivasurya]

This pull request introduces a new documentation section for CI/CD integration and includes additional content on using Docker. The most important changes are the addition of a new CI/CD documentation page with detailed instructions for various CI/CD platforms and the inclusion of Docker usage instructions in the quickstart guide.

Documentation Enhancements:

• docs/astro.config.mjs: Added a new menu item for CI/CD Integration in the documentation navigation.
• docs/src/content/docs/ci.mdx: Created a new documentation page for CI/CD Integration, including detailed setup instructions for GitHub Actions, GitLab CI, BitBucket, and CircleCI.

Quickstart Guide Improvements:

• docs/src/content/docs/quickstart.mdx: Added instructions for using Docker to install Code-PathFinder.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 72.41%. Comparing base (fcbcbc3) to head (a7fc34b).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #167      +/-   ##
==========================================
- Coverage   73.63%   72.41%   -1.23%     
==========================================
  Files          12       12              
  Lines        1699     1950     +251     
==========================================
+ Hits         1251     1412     +161     
- Misses        409      498      +89     
- Partials       39       40       +1     

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