fix: etags and other

remove sanitize-filename because IDs are internally generated
remove pulse animation on NO GAME cards
add migration
refactors to be inline with other stuff

server/server/api/v1/admin/game/image/index.delete.ts

@@ -35,7 +35,7 @@ export default defineEventHandler(async (h3) => {
     throw createError({ statusCode: 400, statusMessage: "Image not found" });
 
   game.mImageLibrary.splice(imageIndex, 1);
-  await objectHandler.deleteAsServer(imageId);
+  await objectHandler.deleteAsSystem(imageId);
 
   if (game.mBannerId === imageId) {
     game.mBannerId = game.mImageLibrary[0];