Improve test coverage for page components

Description

Enhanced unit test coverage for page-level components under src/pages/ to ensure reliability and maintainability.

Changes Made

• Added new test files in src/__tests__/pages/
• Covered key scenarios including:
  • Component rendering
  • API data handling (mocked)
  • Loading and empty states
  • Navigation and routing behavior
• Refactored test file placement by removing incorrectly placed tests from src/pages/
• Ensured consistency by following existing patterns from:
  • AIHackdays.test.tsx
  • Home.test.tsx

Impact

• Improves overall test coverage and code quality
• Helps detect regressions in page-level components
• Aligns testing structure with project standards

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Type of Change

• Bug Fix
• Feature Development
• Documentation

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Testing

• Tested on desktop
• Tested on mobile
• Tested in different browsers

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Screenshots (if applicable)

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Checklist

• Code follows project style guidelines
• Self-review completed
• No console errors
• TypeScript types are correct

Related to: #44 (closed)