Merge backend development and frontend API integration from backend-development to dev#4
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xiaoha-cloud merged 2 commits intodevfrom Jun 27, 2025
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…ular API routes, controllers, services, and .env support
…PI service and test page
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PR Description:
This PR integrates the complete backend development work and frontend API integration from the backend-development branch into the development branch.
Issue #4
Changes included:
Complete Express.js backend with NASA API integration
Frontend API service layer implementation
Real API calls replacing mock data
Error handling and loading states
CORS configuration
Environment variable setup
API Endpoints:
/api/health - Health check
/api/apod - Astronomy Picture of the Day
/api/mars - Mars Rover photos
/api/neo - Near Earth Objects
/api/search - NASA media search
Testing:
[ ] Backend server runs on port 4000
[ ] Frontend connects to backend successfully
[ ] All API endpoints return data
[ ] Error states are handled gracefully
[ ] Loading states work correctly