feat(frontend): add ResultCard component with expand/collapse and AI …

[DevanshuNEU]

…summary

• Created ResultCard component with animated collapsible code blocks
• Smooth height transition on expand/collapse (200ms ease-out)
• First result auto-expanded with TOP MATCH badge
• AI summary section for top result
• Visual match score with gradient progress bar
• Copy code and View on GitHub actions
• Fixed GitHub URL to strip internal repo ID prefix
• Refactored SearchPanel to use ResultCard

Closes #112

Description

Motivation

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
• Performance improvement
• Code refactoring

Testing

• Added new tests
• All existing tests pass
• Tested manually with the following scenarios:

Checklist

• My code follows the project's code style
• I have commented my code where necessary
• I have updated the documentation accordingly
• My changes generate no new warnings
• I have added tests that prove my fix/feature works
• New and existing tests pass locally
• I have checked my code for security issues

Screenshots (if applicable)

Additional Context

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Project	Deployment	Review	Updated (UTC)
opencodeintel	Ready	Preview, Comment	Dec 24, 2025 0:24am