Add UDC Performance Dashboard and Tool Health features

- Add displayudc.asp with Dashboard tab containing:
  - Production Trend chart (daily parts)
  - OOT Rate Trend chart (daily OOT %)
  - Machine Utilization chart (top 10 by runtime hours)
  - Top Operators chart (top 10 by parts produced)
- Add tabs for drill-down: Live Activity, Operators, Machines, Parts,
  Quality/OOT, Timing, Activity Log, Tool Health, Uptime, IT Diagnostics

- Add Tool Health section to displaymachine.asp UDC tab:
  - Summary cards (tools monitored, measurements, OOT count)
  - Tool status table with health indicators
  - Recent OOT events display

- Add UDC API endpoints in api.asp:
  - getUDCPartRuns, getUDCOperatorStats, getUDCMachineStats, getUDCManualTiming

- Add sql/udctables.sql schema for UDC data storage

- Update docs/API.md with UDC endpoint documentation

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

includes/leftsidebar.asp

@@ -1,6 +1,7 @@
 <%
 ' Calculate fiscal week (GE fiscal year starts first Monday of January)
 Dim fwToday, fwYearStart, fwFirstMonday, fwDayOfWeek, fwDaysFromStart, fiscalWeek
+Dim fwPrevYearStart, fwPrevFirstMonday, fwPrevDayOfWeek
 fwToday = Date()
 
 ' Find first Monday of current year
@@ -14,7 +15,6 @@ End If
 
 ' If we're before the first Monday, use previous year's week count
 If fwToday < fwFirstMonday Then
-    Dim fwPrevYearStart, fwPrevFirstMonday, fwPrevDayOfWeek
     fwPrevYearStart = DateSerial(Year(fwToday) - 1, 1, 1)
     fwPrevDayOfWeek = Weekday(fwPrevYearStart, vbMonday)
     If fwPrevDayOfWeek = 1 Then
@@ -82,7 +82,11 @@ End If
           <i class="zmdi zmdi-collection-image text-yellow"></i><span>Reports</span>
         </a>
       </li>
-
+      <li>
+        <a href="./displayudc.asp">
+          <i class="zmdi zmdi-chart text-info"></i><span>UDC Reports</span>
+        </a>
+      </li>
 
       <li class="sidebar-header">Admin</li>
       <li><a href="./displaysubnets.asp"><i class="zmdi zmdi-network text-danger"></i><span>Network</span></a></li>