Add browser-only line detection components, TPEN 3 annotation interface, and Netlify PR previews#1

Copilot wants to merge 3 commits intomainCenterForDigitalHumanities/Line-Detection:mainfrom

copilot/add-annotation-component-interfaceCenterForDigitalHumanities/Line-Detection:copilot/add-annotation-component-interfaceCopy head branch name to clipboard