feat: Add Vaka LoCoMo benchmark scripts

[PowerfulLxx]

Description

Related Issue

Type of Change

• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update
• Refactoring (no functional changes)
• Performance improvement
• Test update

Changes Made

Testing

• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• I have tested this on the following platforms:
  • Linux
  • macOS
  • Windows

Checklist

• My code follows the project's coding style
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• Any dependent changes have been merged and published

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Additional Notes

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PR Reviewer Guide 🔍

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⏱️ Estimated effort to review: 3 🔵🔵🔵⚪⚪

🏅 Score: 85

🧪 No relevant tests

🔒 No security concerns identified

✅ No TODO sections

🔀 No multiple PR themes

⚡ Recommended focus areas for review JSON Parsing Fragility Uses raw json.loads on judge LLM output, which can fail for minor JSON irregularities (trailing commas, extra text, etc.). Use json-repair to handle malformed JSON gracefully. def extract_json_object(content: str) -> dict: start_idx = content.find("{") end_idx = content.rfind("}") if start_idx == -1 or end_idx == -1 or end_idx < start_idx: raise ValueError(f"No JSON object found in judge response: {content}") return json.loads(content[start_idx : end_idx + 1]) Typo in Field Name Field name "command_abbility" is misspelled (should be "ability"). "command_abbility",

[github-actions]

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