upd: OpenGraph image

upd: Added contributing guidelines to README.md

fix: Removed gap in active button

fix: Reaction tally

upd: Gentler README.md

feat: Reaction in post / Admin login tracking (#2)

fix: Artwork deletion

feat: Clear existing storage

chore: Add missing image

upd: "Add it" link

upd: Admin styles

fix: Uploaded missing icon

upd: Artwork data

feat: Admin table

upd: Created artist ID