add responsive borders

public/scss/responsive-utilities.scss

@@ -2,6 +2,32 @@
 // Responsive: Utility classes
 // --------------------------------------------------
 
+// borders, see https://getbootstrap.com/docs/5.2/utilities/api/#enable-responsive
+$utilities: map-merge(
+  $utilities, (
+    "border": map-merge(
+      map-get($utilities, "border"),
+      ( responsive: true ),
+    ),
+	"border-start": map-merge(
+      map-get($utilities, "border-start"),
+      ( responsive: true ),
+    ),
+	"border-end": map-merge(
+      map-get($utilities, "border-end"),
+      ( responsive: true ),
+    ),
+	"border-top": map-merge(
+		map-get($utilities, "border-top"),
+		( responsive: true ),
+	  ),
+	"border-bottom": map-merge(
+		map-get($utilities, "border-bottom"),
+		( responsive: true ),
+	),
+  )
+);
+
 // ported to scss from bs3 less
 @mixin responsive-visibility() {
 	display: block !important;

src/meta/css.js

@@ -31,7 +31,6 @@ const buildImports = {
 			'@import "@adactive/bootstrap-tagsinput/src/bootstrap-tagsinput";',
 			boostrapImport(themeData),
 			'@import "generics";',
-			'@import "responsive-utilities";',
 			source,
 			'@import "jquery-ui";',
 			'@import "cropperjs/dist/cropper";',
@@ -113,6 +112,8 @@ function boostrapImport(themeData) {
 		// Helpers
 		'@import "bootstrap/scss/helpers";',
 
+		'@import "responsive-utilities";',
+
 		// Utilities
 		'@import "bootstrap/scss/utilities/api";',
 		// scss-docs-end import-stack