Add station data and parser for the script.

Need to do:
 - Write the StationIfno modal and enable toggling it's display.

static/stations/tha.yaml

@@ -0,0 +1,33 @@
+name: Thatcham
+crs: tha
+updated: 2026-03-11
+checked: 2026-03-11
+platforms:
+  - platformId: 1Dn
+    platformLength: 168
+    signal: true
+    dispatch: false
+    stepFree: 
+    doorPattern:
+      - kind: IET5
+        doors: [1,10]
+      - kind: IET9
+        doors: [1,12]
+      - kind: IET10
+        doors: [1,12]
+      - kind: DMU
+        max-car: 7
+  - platformId: 2Up
+    platformLength: 168
+    signal: false
+    dispatch: false
+    stepFree: 
+    doorPattern:
+      - kind: IET5
+        doors: [1,10]
+      - kind: IET9
+        doors: [7,18]
+      - kind: IET10
+        doors: [9,20]
+      - kind: DMU
+        max-car: 7