add cors policy

internal/server/routes.go

@@ -15,6 +15,7 @@ import (
 
 	"github.com/coder/websocket"
 
+	"github.com/gin-contrib/cors"
 	patientHandler "template_blueprint/pkg/handlers/patient"
 )
 
@@ -42,6 +43,12 @@ func (s *Server) RegisterRoutes() http.Handler {
 		patient.POST("/insertpatient", patientHandler.InsertPatient)
 		patient.GET("/getallpatient", patientHandler.GetAllPatient)
 	}
+	r.Use(cors.New(cors.Config{
+		AllowOrigins:     []string{"*"}, // or specific domains like "http://example.com"
+		AllowMethods:     []string{"GET", "POST", "PUT", "DELETE"},
+		AllowHeaders:     []string{"Origin", "Content-Type"},
+		AllowCredentials: true,
+	}))
 
 	return r
 }