general: images: some data model changes, sequenceNum no longer belong to PK, simplifying things
general: images: some data model changes, sequenceNum no longer belong to PK, simplifying things

https://gitlab.ilscipio.com/scipio-dev/dev/scipioce-dev/issues/815

ilscipio/scipio-erp,ilscipio/scipio-erp,ilscipio/scipio-erp,ilscipio/scipio-erp,ilscipio/scipio-erp