tomaszsmy

I added validation which check image size after image scale https://github.com/elimu-ai/webapp/pull/1605

https://github.com/elimu-ai/webapp/pull/1590

> @tomaszsmy Do you think we should also reduce from 10MB to 4MB in `Image.java`? > > https://github.com/elimu-ai/webapp/blob/bf77a8f30d9996ba92ea917db68e5bb6ffceb8c0/src/main/java/ai/elimu/model/content/multimedia/Image.java#L19 I think that the change may cause error if in table are...

https://github.com/elimu-ai/webapp/pull/1583

https://github.com/elimu-ai/webapp/pull/1582 Now can be added the same word but with other word type please check if I haven't missed any place in application.

I think first we must add image import to DbContentImportHelper.

I have question about Store contribution event, we can't delete image without delete all contribution event. Should I delete all ImageContributionEvent and then delete image?

https://github.com/elimu-ai/webapp/pull/1603