Add parsing for StationAlerts, and fetch function for Boards.

src/lib/global.css

@@ -147,6 +147,7 @@
 	/* Functional Colours */
 	--location-yellow: #edff22;
 	--delay-orange: #ff914d;
+	--alert-orange: #f87728;
 	--cancel-red: #c60000;
 	--early-blue: #5ec1ff;
 }