Fix: move validation error to validateLayer, make only a warning

src/Models/ThemeConfig/Conversion/Validation.ts

@@ -878,6 +878,13 @@ export class ValidateLayer extends Conversion<
                 )
         }
 
+        if (typeof json.allowMove === "object") {
+
+            if (!(json.allowMove.enableRelocation || json.allowMove.enableImproveAccuracy)) {
+                context.warn("MoveConfig: At least one default move reason should be allowed (at " + context + "); both 'enableImproveAccuracy and enableRelocation are falsy. If you don't want to allow moving points, set `allowMove: false` instead. Full config is: " + JSON.stringify(json.allowMove))
+            }
+
+        }
         return { raw: json, parsed: layerConfig }
     }
 }