Fix dualpath propagation, getShopfloorPCs filtering, USB management, and printer features

- Fix dualpath PC propagation direction (Equipment->PC) in api.asp and db_helpers.asp
- Fix early exit in CreatePCMachineRelationship preventing propagation
- Fix getShopfloorPCs to filter machinetypeid IN (33,34,35) instead of >= 33
- Fix getShopfloorPCs to show equipment numbers via GROUP_CONCAT subquery
- Add detailed PropagateDP logging for dualpath debugging
- Default "Show on Shopfloor Dashboard" checkbox to checked in addnotification.asp
- Add USB label batch printing, single USB labels, and USB history pages
- Add printer supplies tracking and toner report enhancements
- Add uptime map visualization page
- Add dashboard/lobby display SQL migration
- Update CLAUDE.md with IIS 401 workaround documentation
- Update TODO.md

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

sql/add_dashboard_lobbydisplay.sql

@@ -0,0 +1,22 @@
+-- ============================================================
+-- Add Dashboard and Lobby Display PC Types and Applications
+-- Run against production database
+-- Date: 2026-01-14
+-- ============================================================
+
+-- Add new PC types
+INSERT INTO pctype (typename, description, functionalaccountid, isactive, displayorder) VALUES
+('Dashboard', 'Shopfloor dashboard display PC', 3, '1', 10),
+('Lobby Display', 'Lobby/TV dashboard display PC', 3, '1', 11);
+
+-- Add new applications
+INSERT INTO applications (appname, appdescription, supportteamid, isinstallable, isactive, ishidden) VALUES
+('GE Aerospace Dashboard', 'Shopfloor dashboard kiosk display application', 1, b'1', b'1', b'0'),
+('GE Aerospace Lobby Display', 'Lobby/TV dashboard kiosk display application', 1, b'1', b'1', b'0');
+
+-- Verify insertions
+SELECT 'PC Types Added:' AS '';
+SELECT pctypeid, typename, description FROM pctype WHERE typename IN ('Dashboard', 'Lobby Display');
+
+SELECT 'Applications Added:' AS '';
+SELECT appid, appname, appdescription FROM applications WHERE appname LIKE 'GE Aerospace Dashboard' OR appname LIKE 'GE Aerospace Lobby Display';