Visitor sign in kiosk: multi-site, badge printing, WWCC expiry warnings, admin accounts with 2FA

Dockerfile

@@ -24,7 +24,7 @@ COPY scripts ./scripts
 RUN mkdir -p /data/photos && chown -R node:node /data /app
 USER node
 VOLUME ["/data"]
-EXPOSE 3000
+EXPOSE 3000 3001
 
 HEALTHCHECK --interval=30s --timeout=5s --start-period=15s --retries=3 \
   CMD node scripts/healthcheck.mjs