Remove Amazon Linux 2 Dockerfile and update build workflow to exclude it

[dudizimber]

PR Summary by Typo

Overview

This PR removes support for Amazon Linux 2 by deleting its Dockerfile and updating the build workflow to exclude it from future builds.

Key Changes

• Removed the Dockerfile.amazonlinux2 file.
• Updated the build-docker-image.yml GitHub Actions workflow to no longer include amazonlinux2 in the build matrix.

Work Breakdown

Category	Lines Changed
Churn	78 (100.0%)
Total Changes	78

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Summary by CodeRabbit

• Chores
  • Discontinued Docker image builds for Amazon Linux 2 by removing the distribution from the build matrix. The change eliminates the associated build configuration and development environment setup previously required for this platform, streamlining the Docker image generation process and reducing build infrastructure maintenance overhead.

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[typo-app]

Static Code Review 📊

✅ All quality checks passed!

[coderabbitai]

Walkthrough

Removed Amazon Linux 2 support from the Docker build pipeline. The workflow matrix no longer includes the amazonlinux2 entry, and the corresponding Dockerfile.amazonlinux2 file was deleted entirely.

Changes

Cohort / File(s)	Summary
Amazon Linux 2 Support Removal .github/workflows/build-docker-image.yml, Dockerfile.amazonlinux2	Removed amazonlinux2 from the OS matrix in the build workflow. Deleted the entire Dockerfile.amazonlinux2 file that previously defined a multi-stage build with yum-based toolchain setup, including cmake, GNU make, and PEG installations.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~5 minutes

Pre-merge checks and finishing touches

✅ Passed checks (3 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title accurately describes the main changes: removal of Amazon Linux 2 Dockerfile and exclusion from the build workflow.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.

✨ Finishing touches

• 📝 Generate docstrings

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch add-rhel9-image

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[typo-app]

AI Code Review 🤖

Files Reviewed: 2
Comments Added: 0
Lines of Code Analyzed: 78
Critical Issues: 0

PR Health: Excellent 🔥

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