fix: detail machine state for timeline

Specs/MachineTool.md

@@ -75,17 +75,17 @@ The instance _Location_ property is evaluated according to the special requireme
 
 ### Active Program Statusbar
 
-For the status overview in the dashboard, the _State_ of the _ProductionActiveProgramType_ is stored and plotted over time. The status bar **does NOT relate to the stacklight** status!
+For the status overview in the dashboard, the _StateNumber_ of the _ProductionActiveProgramType.State.CurrentState.Number_ is stored and plotted over time. The status bar **does NOT relate to the stacklight** status!
 
 Each status is assigned to a color, the color scheme is here (subject to change):
 
-| State | Color |
-| --- | --- |
-| Initializing | ⚪ Gray |
-| Running | 🟢 Green |
-| Ended | 🔵 Cyan |
-| Interrupted | 🟠 Orange |
-| Aborted | 🔴 Red |
+| State |Number | Color |
+| --- | --- | --- |
+| Initializing |0| ⚪ Grey |
+| Running |1| 🟢 Green |
+| Ended |2| 🔵 Cyan |
+| Interrupted |3| 🟠 Orange |
+| Aborted |4| 🔴 Red |
 | Any other (unspecified) state | ⚫ Black |
 
 A gap is left for periods of time in which no data was recorded (e.g. machine offline). An exemplary timeline is shown above.