Add software availability check API and enhance profile management features

style/admin.css

@@ -522,7 +522,6 @@ main .content-block {
   box-shadow: 0px 1px 3px 0px rgba(0, 0, 0, 0.1), 0px 1px 2px 0px rgba(0, 0, 0, 0.06);
   overflow: hidden;
   border-radius: 4px;
-  border: 1px solid #e2e8f0;
 }
 
 main .content-block:has(.sortable) {
@@ -556,7 +555,7 @@ main .content-block .block-header i {
 main .content-block-wrapper {
   display: flex;
   width: 100%;
-  padding-top: 25px;
+  padding-top: 5px;
 }
 
 main .content-block-wrapper .content-block {
@@ -624,7 +623,6 @@ main .tabs ~ .content-block {
 
 main .tab-content {
   display: none;
-  border: 1px solid #ddd;
   border-top: none;
   overflow: hidden;
   transition: max-height 0.3s ease;