Setup CI tests (#100)

* use @xarc/xrun to streamline tasks in an imperative manner

* add lint-staged/husky for git hook tasks

* run prettier across all files

* fixing tests

* add ci test workflow

* add a ci workflow

* remove precommit in favor of husky

* add .prettierrc.js

* reformat with prettier

assets/less/bootstrap/scaffolding.less

@@ -2,7 +2,6 @@
 // Scaffolding
 // --------------------------------------------------
 
-
 // Reset the box-sizing
 //
 // Heads up! This reset may cause conflicts with some third-party widgets.
@@ -16,12 +15,11 @@
   .box-sizing(border-box);
 }
 
-
 // Body reset
 
 html {
   font-size: 10px;
-  -webkit-tap-highlight-color: rgba(0,0,0,0);
+  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
 }
 
 body {
@@ -42,7 +40,6 @@ textarea {
   line-height: inherit;
 }
 
-
 // Links
 
 a {
@@ -60,7 +57,6 @@ a {
   }
 }
 
-
 // Figures
 //
 // We reset this here because previously Normalize had no `figure` margins. This
@@ -70,7 +66,6 @@ figure {
   margin: 0;
 }
 
-
 // Images
 
 img {
@@ -96,7 +91,7 @@ img {
   background-color: @thumbnail-bg;
   border: 1px solid @thumbnail-border;
   border-radius: @thumbnail-border-radius;
-  .transition(all .2s ease-in-out);
+  .transition(all 0.2s ease-in-out);
 
   // Keep them at most 100% wide
   .img-responsive(inline-block);
@@ -107,20 +102,18 @@ img {
   border-radius: 50%; // set radius in percents
 }
 
-
 // Horizontal rules
 
 hr {
-  margin-top:    @line-height-computed;
+  margin-top: @line-height-computed;
   margin-bottom: @line-height-computed;
   border: 0;
   border-top: 1px solid @hr-border;
 }
 
-
 // Only display content to screen readers
 //
-// See: http://a11yproject.com/posts/how-to-hide-content/
+// See: http://a11yproject.com/posts/how-to-hide-content
 
 .sr-only {
   position: absolute;
@@ -129,7 +122,7 @@ hr {
   margin: -1px;
   padding: 0;
   overflow: hidden;
-  clip: rect(0,0,0,0);
+  clip: rect(0, 0, 0, 0);
   border: 0;
 }
 
@@ -149,13 +142,12 @@ hr {
   }
 }
 
-
 // iOS "clickable elements" fix for role="button"
 //
 // Fixes "clickability" issue (and more generally, the firing of events such as focus as well)
 // for traditionally non-focusable elements with role="button"
 // see https://developer.mozilla.org/en-US/docs/Web/Events/click#Safari_Mobile
 
-[role="button"] {
+[role='button'] {
   cursor: pointer;
 }