Migrate API endpoints to new AEM Cloud (Batch-1)

[Balan-SP]

Summary

This PR migrates the first batch of API endpoints from content-based paths to the new AEM cloud.

Changes Made

• Updated API_HOST to use new AEM endpoint.
• Migrated 3 core endpoints to new path.

Technical Details

• Added noparam=true parameter to new servlet endpoints where no parameters are available
• Removed unused locale parameter from function signatures (new servlets only require region)
• Preserved all other endpoints with original content paths for future phases
• All download endpoints remain unchanged