Bootstrap5 (#17)

* Bootstrap5 migration

dev/scss/bootstrap/bootstrap.scss

@@ -1,18 +1,23 @@
 /*!
- * Bootstrap v4.6.0 (https://getbootstrap.com/)
+ * Bootstrap v5.0.2 (https://getbootstrap.com/)
  * Copyright 2011-2021 The Bootstrap Authors
  * Copyright 2011-2021 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
  */
 
+// scss-docs-start import-stack
+// Configuration
 @import "functions";
 @import "variables";
 @import "mixins";
+@import "utilities";
+
+// Layout & components
 @import "root";
 @import "reboot";
 @import "type";
 @import "images";
-@import "code";
+@import "containers";
 @import "grid";
 @import "tables";
 @import "forms";
@@ -20,18 +25,15 @@
 @import "transitions";
 @import "dropdown";
 @import "button-group";
-@import "input-group";
-@import "custom-forms";
 @import "nav";
 @import "navbar";
 @import "card";
+@import "accordion";
 @import "breadcrumb";
 @import "pagination";
 @import "badge";
-@import "jumbotron";
 @import "alert";
 @import "progress";
-@import "media";
 @import "list-group";
 @import "close";
 @import "toasts";
@@ -40,5 +42,11 @@
 @import "popover";
 @import "carousel";
 @import "spinners";
-@import "utilities";
-@import "print";
+@import "offcanvas";
+
+// Helpers
+@import "helpers";
+
+// Utilities
+@import "utilities/api";
+// scss-docs-end import-stack