chore: Add v0.7.0 release build script and release notes

[derekg]

• Add build-release.sh for automated multi-platform builds
• Add comprehensive release notes for v0.7.0
• Documents major simplification and breaking changes

[claude]

Claude finished @derekg's task —— View job

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Reviewing v0.7.0 Release PR ✅

Task List:

• Read and analyze build-release.sh script
• Review release notes content
• Check for security concerns in build script
• Assess code quality and best practices
• Check for potential bugs or issues
• Evaluate performance considerations
• Assess test coverage impact
• Provide comprehensive review feedback

🔍 Review Results

✅ Overall Assessment: APPROVED with Minor Suggestions

Both files are well-written and follow good practices. The build script is secure and the release notes are comprehensive.

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📋 build-release.sh Analysis

Code Quality: Excellent ✅

• Clean, readable shell script following best practices
• Good use of set -e for fail-fast behavior on build-release.sh:2
• Proper function organization and variable naming
• Consistent output formatting with checkmark indicators

Security: Secure ✅

• No security vulnerabilities found
• Variables are properly quoted and safe from injection
• Uses CGO_ENABLED=0 for static builds (security best practice)
• Checksum generation provides integrity verification
• No user input processing that could lead to injection

Build Process: Robust ✅

• Correct cross-compilation setup for all major platforms
• Proper version injection via -ldflags "-X main.version=${VERSION}" on build-release.sh:19
• Creates organized output structure in releases/v0.7.0/ directory
• Generates SHA256 checksums for each binary (build-release.sh:25)

Minor Suggestions:

1. Error Handling Enhancement: Consider adding explicit directory creation:

   # Add before build function calls
   mkdir -p "${OUTPUT_DIR}"

2. Build Verification: Consider adding a quick smoke test:

   # After each build
   if [ "$GOOS" = "$(go env GOOS)" ] && [ "$GOARCH" = "$(go env GOARCH)" ]; then
       "${OUTPUT_DIR}/${OUTPUT_NAME}" --version >/dev/null 2>&1 || echo "Warning: Built binary failed version check"
   fi

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📝 Release Notes Analysis

Content Quality: Excellent ✅

• Comprehensive coverage of all major changes
• Clear migration guidance for breaking changes
• Excellent documentation of the 69% code reduction (from 15K to 4.6K lines)
• Good before/after CLI syntax examples

Accuracy: Verified ✅

• Version injection method matches implementation in main.go:23-24
• Platform targets match build script exactly
• Technical details align with codebase structure
• File structure documentation is accurate (verified against actual codebase)

User Experience: Strong ✅

• Clear breaking change warnings
• Practical migration examples for removed features
• Download and verification instructions included
• Good use of emojis and formatting for readability

Minor Suggestions:

1. Release Date: Line 3 shows "November 4, 2025" - should this be 2024?

2. Test Coverage: Line 155 mentions "Test coverage: 35.5%" - consider running actual coverage to verify this number

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🏗️ Performance Considerations

• Build Performance: Script builds 8 platform targets sequentially - this is appropriate for release builds
• Binary Size: Static builds (CGO_ENABLED=0) will be larger but more portable
• No performance impact on runtime code

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🧪 Test Coverage Impact

• No test coverage reduction: Only adds build tooling and documentation
• Existing tests: version_test.go confirms version variable is properly set
• Build verification: The ldflags pattern matches existing codebase patterns

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🔒 Security Assessment

Build Script Security: ✅ SECURE

• No shell injection vulnerabilities
• No arbitrary code execution paths
• Proper variable quoting throughout
• Safe file operations with predictable paths

Supply Chain Security: ✅ GOOD

• Static builds reduce dependency risk
• Checksum generation enables integrity verification
• No network operations in build process
• Clear, auditable build process

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📋 Recommendations

Required Changes: None

Both files are production-ready as-is.

Optional Improvements:

1. Add mkdir -p "${OUTPUT_DIR}" to build-release.sh for robustness
2. Verify the 2025 release date in release notes
3. Consider adding build verification for native platform

Documentation Excellence:

The release notes excellently document this major architectural change and provide clear migration guidance for users affected by breaking changes.

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