You can make a video of his/her pics and add background music with a personal message on each picture or you can also get your friend a portrait of their picture as a gift like a custom made portrait of their favourite picture
Try to host a video call with all friends of her, if not ask them to shoot a video wishing her you could make either a video or and instagram page dedicated to her
Make Memories. Do whatever makes him/her happy. Efforts will surely count. Even If you bake a simple cake. He/She will obviously feel happy. Watch your favourite movie together, dance, make promises! ❤️