ci: configure GitHub Actions CI/CD pipeline for automated testing, building, and Docker Hub delivery

[podlLev]

Overview

This PR sets up an automated CI/CD pipeline using GitHub Actions to streamline continuous integration and delivery. The workflow handles building, testing, and automatically compiling/pushing production Docker images to Docker Hub upon triggering events.

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Key Changes

• Automated Build & Test Workflow:

  • Added a GitHub Actions CI pipeline to automatically compile the application and run test suites on code pushes and pull requests.
  • Ensures build stability and early detection of regression errors before merging changes.

• Container Packaging & Registry Deployment:

  • Configured a continuous deployment job to build the Docker image upon successful test verification.
  • Automated pushing the compiled container images directly to Docker Hub for deployment readiness.