Fix CodeScan and Accessibility CI errors

.prettierignore

@@ -2,7 +2,7 @@
 *.yml
 *.yaml
 *.json
-frontend/app/assets/javascripts/twitter/
+frontend/app/assets/stylesheets/vendor/
 frontend/vendor/
 public/app/assets/javascripts/bootstrap-accessibility/
 public/vendor/assets/javascripts/

.stylelintignore

@@ -1,4 +1,4 @@
-frontend/app/assets/stylesheets/bootstrap
+frontend/app/assets/stylesheets/vendor
 frontend/vendor/
 public/app/assets/stylesheets/foundation
-public/vendor/
+public/vendor/

frontend/app/assets/stylesheets/application.scss

@@ -1,6 +1,6 @@
 @import 'archivesspace/variables';
 @import 'bootstrap';
 @import 'bootstrap-overrides';
-@import 'fontawesome';
-@import 'codemirror';
+@import 'vendor/fontawesome.scss';
+@import 'vendor/codemirror.css';
 @import 'archivesspace';

frontend/app/assets/stylesheets/archivesspace.scss

@@ -28,14 +28,5 @@
 @import 'archivesspace/merge_selector';
 @import 'archivesspace/custom_reports';
 @import 'archivesspace/datepicker';
-
-// @import 'datepicker3';
-// @import 'combobox';
-// @import 'codemirror/codemirror';
-// @import 'codemirror/util/simple-hint';
-// @import 'css-spinners/spinner';
 @import 'themes/default/default';
-// @import 'bootstrap-select/bootstrap-select';
-// @import 'tablesorter/bootstrap';
-
 @import 'archivesspace/print';

frontend/app/assets/stylesheets/archivesspace/buttons.scss

@@ -47,7 +47,7 @@
 .unsuppress-record.disabled,
 .delete-record.disabled,
 .btn-danger.disabled,
-.btn-danger[disabled="disabled"],
+.btn-danger[disabled='disabled'],
 [data-allow-disabled] .btn.disabled {
   color: #000;
   background-color: #aaa;

frontend/app/assets/stylesheets/archivesspace/common.scss

@@ -251,7 +251,7 @@ td .btn-group {
   border-color: $gray-600;
 }
 
-.bg-asFormHeadingBg{
+.bg-asFormHeadingBg {
   background-color: $asFormHeadingBg;
   @include vertical(#f3f3f3, #ededed);
 }
@@ -261,7 +261,7 @@ td .btn-group {
 }
 
 .hover-bsCoolGray:hover {
-  background-color: $bsCoolGray
+  background-color: $bsCoolGray;
 }
 
 .hover-bg-dark:hover {

frontend/app/assets/stylesheets/archivesspace/form.scss

@@ -380,8 +380,8 @@ ul.subrecord-form-list {
   }
   .drag-handle {
     position: absolute;
-    left: .5rem;
-    top: .5rem;
+    left: 0.5rem;
+    top: 0.5rem;
     display: flex;
     align-items: start;
     cursor: move;
@@ -474,7 +474,7 @@ ul.subrecord-form-list {
   // #font {
   //   @include shorthand($baseFontSize,normal,$baseLineHeight);
   // }
-  position:relative;
+  position: relative;
   margin-bottom: 9px;
   font-size: $baseFontSize;
   line-height: $baseLineHeight;
@@ -491,7 +491,7 @@ ul.subrecord-form-list {
     height: 100px;
     overflow: auto;
   }
-  
+
   .mixed-content-wrapper {
     font-size: 0.9em;
     z-index: 10;
@@ -525,7 +525,7 @@ ul.subrecord-form-list {
     font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
     font-size: 14px;
     font-weight: normal;
-    line-height: 1.42857143;
+    line-height: 1.4286;
     text-align: left;
     background-color: #fff;
     background-clip: padding-box;
@@ -639,7 +639,7 @@ ul.subrecord-form-list {
 
 .content-list {
   .drag-handle.inline {
-    top: .5rem !important;
+    top: 0.5rem !important;
   }
 
   .add-content-item-btn {

frontend/app/assets/stylesheets/archivesspace/space_calculator.scss

@@ -11,21 +11,21 @@
     }
     tr {
       &.has-space:nth-of-type(odd) {
-        background-color: rgba(57, 132, 57, .2);
+        background-color: rgba(57, 132, 57, 0.2);
         &:hover {
-          background-color: rgba(57, 132, 57, .4);
+          background-color: rgba(57, 132, 57, 0.4);
         }
       }
       &.no-space:nth-of-type(odd) {
-        background-color: rgba(255, 196, 13, .2);
+        background-color: rgba(255, 196, 13, 0.2);
         &:hover {
-          background-color: rgba(255, 196, 13, .4);
+          background-color: rgba(255, 196, 13, 0.4);
         }
       }
       &.errored:nth-of-type(odd) {
-        background-color: rgba(157, 38, 29, .2);
+        background-color: rgba(157, 38, 29, 0.2);
         &:hover {
-          background-color: rgba(157, 38, 29, .4);
+          background-color: rgba(157, 38, 29, 0.4);
         }
       }
     }

frontend/app/assets/stylesheets/archivesspace/variables.scss

@@ -55,8 +55,6 @@ $purple: #7a43b6;
 // override bootstrap for accessibility
 $info: #60c2ef;
 
-/* Can't take it anymore
-   so am forking the incumbent approach for sanity and expediency */
 :root {
   --bs-text-body: #212529;
 }

frontend/app/assets/stylesheets/bootstrap-overrides.scss

@@ -62,7 +62,7 @@ body {
 
 .dropdown-item {
   color: #212529;
-  
+
   &:hover,
   &.focus {
     color: #212529;