works but color is wrong

.vscode/settings.json

@@ -8,6 +8,7 @@
     "utils.h": "c",
     "bitmanip.h": "c",
     "rush_header.h": "c",
-    "twi.h": "c"
+    "twi.h": "c",
+    "header.h": "c"
   }
 }