alai-server/backend/middlewares/cors.go

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package middlewares
import (
"net/http"
)
func Cors(handler http.Handler) http.Handler {
return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
origin := request.Header.Get("Origin")
switch origin {
case "http://localhost:5173", "http://localhost", "https://alai.cromer.cl":
writer.Header().Set("Access-Control-Allow-Origin", origin)
writer.Header().Set("Access-Control-Allow-Headers", "Content-Type")
}
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handler.ServeHTTP(writer, request)
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})
}