Most of my requests are failing with Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://api.ventspace.life/a

Most of my requests are failing with Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at https://api.ventspace.life/api/v1/ventpost https://api.ventspace.life/api/v1/ventpost. (Reason: CORS header ‘Access-Control-Allow-Origin’ missing).