use third-party module to auto-persist queue store

+ more redesign
+ convert js files to ts

src/assets/scss/Global/app-grid.scss

@@ -62,10 +62,12 @@
 }
 
 .l-sidebar {
-  width: 17rem;
+  width: 15rem;
   grid-area: l-sidebar;
+  display: grid;
+  grid-template-rows: 1fr max-content;
+  gap: 1rem;
   background-color: $black;
-  padding: 1rem;
 }
 
 .b-bar {

src/assets/scss/Global/basic.scss

@@ -45,7 +45,7 @@
 
 .bg-black {
   background-color: $gray4;
-  box-shadow: 0 0 1rem rgba(0, 0, 0, 0.1);
+  box-shadow: 0 0 1rem rgba(0, 0, 0, 0.425)
 }
 
 .heading {