feat: Add CI build step and full pipeline to Makefile

[Neros0]

PR Description

Summary

This PR extends the project’s makefile with additional commands to support continuous integration (CI) workflows, ensuring consistent builds, tests, and coverage reporting.

Changes

• Added ci-build target

  • Builds the project in a CI environment with optimization enabled.
  • Provides consistency for automated pipelines.

• Enhanced CI pipeline (ci-full)

  • Runs build, tests, coverage, and formatting checks in a single command.
  • Ensures full validation of code quality before merging.

• Refined coverage step

  • Coverage generation command standardized for CI runs.

Why

• Automates repetitive build/test/coverage tasks for CI/CD pipelines.
• Improves developer productivity and ensures every PR passes the same validation process.
• Prepares the project for seamless integration with GitHub Actions or other CI providers.