We have instances of exact duplicate historic images – exactly the same picture (= image file) has been imported from some repositories several times (mostly from Muis.ee and Finna.fi).
[ ] we need to add hash calculation to all files
[ ] compare hashes (and source IDs or url)
[ ] perform merging of duplicate pictures and also merge all the activity to the remaining picture
[ ] have redirect from merged Ajapaik ID to the remaining
We have instances of exact duplicate historic images – exactly the same picture (= image file) has been imported from some repositories several times (mostly from Muis.ee and Finna.fi).