feat: add DAILY tab to WidgetPanel — first tab, before WEEKLY and STACK

feat: add /daily route — AI Builders Digest, agent-curated daily briefings

fix: improve entry title and link preview card for light theme

fix: lock homepage viewport on desktop, allow mobile scroll

docs: update README title to product positioning

docs: merge tagline into title, remove duplicate

docs: move site link to badge row, clean up title

docs: add shields.io badges to README

docs: hero redesign — screenshot first, title+tagline below, tech stack as sub

fix: crop diary + weekly screenshots to viewport height — consistent sizing

docs: add diary + weekly screenshots to README

docs: add dashboard screenshot to README hero

ci: trigger Vercel rebuild

docs: strip README to essentials — dense, branded, no visual fluff

docs: redesign README — brand identity, agent-first UX, dual audience (human + agent)