Fix README formatting and drop missing public dir from Dockerfile

Dockerfile

@@ -12,7 +12,6 @@ ENV NODE_ENV=production
 ENV PORT=3000
 ENV HOSTNAME="0.0.0.0"
 RUN addgroup --system --gid 1001 nodejs && adduser --system --uid 1001 nextjs
-COPY --from=builder /app/public ./public
 COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
 COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
 USER nextjs

README.md

@@ -15,8 +15,8 @@ pnpm dev          # http://localhost:3000
 
 ## Env
 
-| Variable  | What it does                    |
-| --------- | ------------------------------- |
+| Variable  | What it does                      |
+| --------- | --------------------------------- |
 | SITE_NAME | Kicker text (default: fristy.net) |
 
 ## CI/CD