chore: release v1.4.3

[1xstj]

Summary of changes
Changes introduced in this pull request:

Reference issue to close (if applicable)

Closes

[claude]

Claude finished @1xstj's task —— View job

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PR Review: chore: release v1.4.3

Todo List:

• Read repository guidelines (CLAUDE.md)
• Review version bump changes for consistency
• Examine Cargo.toml and Cargo.lock changes
• Review runtime version updates
• Check package.json version updates
• Analyze metadata file changes
• Provide comprehensive feedback on code quality, security, and best practices

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Review Summary

This is a standard release PR that correctly bumps version numbers across the codebase from v1.4.2 to v1.4.3. The changes are consistent and follow proper versioning practices for a Substrate-based blockchain project.

✅ Positive Findings

1. Consistent Version Updates: All version references have been properly updated:

   • Cargo.toml: 1.4.2 → 1.4.3 (workspace version)
   • Runtime spec versions: 1402 → 1403 (both mainnet and testnet)
   • Types package: 0.9.35 → 0.9.36

2. Proper Substrate Versioning: The runtime spec_version follows the correct pattern (1403 for v1.4.3), which is critical for runtime upgrades and client compatibility.

3. Complete Metadata Updates: Both mainnet and testnet runtime metadata files have been regenerated, ensuring type definitions are up-to-date.

4. Lock File Updated: Cargo.lock has been properly updated to reflect dependency changes.

🔍 Code Quality & Best Practices

• Clean Release Process: The changes demonstrate a well-structured release workflow with automated metadata generation
• No Code Changes: This is purely a version bump with no functional code changes, reducing risk
• Consistent Comments: Runtime version comments are properly maintained (// v1.4.3)

🔒 Security Considerations

• Low Risk: Version bumps are inherently low-risk changes
• Runtime Upgrade Safety: The spec_version increment is correct for Substrate runtime upgrades
• No New Attack Vectors: No functional code changes means no new security concerns

⚡ Performance Implications

• No Performance Impact: Version changes have no runtime performance implications
• Metadata Size: Updated metadata files maintain similar size (no significant bloat)

📚 Documentation

• Version Documentation: All version references are properly documented in comments
• Missing: The PR description is empty and could benefit from a brief changelog or reference to what's included in v1.4.3

🎯 Recommendations

1. PR Description: Consider adding a brief summary of changes included in v1.4.3 to the PR description
2. Release Notes: Ensure corresponding release notes are prepared for this version
3. Testing: Verify that all CI checks pass before merging

🚀 Approval Status

This PR is ready for approval. It follows correct versioning practices for a Substrate blockchain project and maintains consistency across all version references. The changes are minimal, well-structured, and pose no security or performance concerns.

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