Remove the redundant `image/` prefix in base64 encoded app icons in dev center

src/dev-center/index.html

@@ -245,7 +245,7 @@
     <script src="./js/jquery-3.6.0.min.js" integrity="sha256-/xUj+3OJU5yExlq6GSYGSHk7tPXikynS7ogEvDej/m4="
         crossorigin="anonymous"></script>
     <script src="./js/jquery.dragster.js"></script>
-    <script src="/puter.js/v2"></script>
+    <script src="https://js.puter.com/v2"></script>
     <script src="./js/slugify.js"></script>
     <script type="module" src="./js/html-entities.js"></script>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.29.1/moment.min.js"></script>

src/dev-center/js/dev-center.js

@@ -1111,7 +1111,7 @@ $(document).on('click', '#edit-app-icon', async function (e) {
         let mimeType = getMimeType(fileExtension);
 
         // Replace MIME type in the data URL
-        image = image.replace('data:application/octet-stream;base64', `data:image/${mimeType};base64`);
+        image = image.replace('data:application/octet-stream;base64', `data:${mimeType};base64`);
 
         $('#edit-app-icon').css('background-image', `url(${image})`);
         $('#edit-app-icon').attr('data-base64', image);

src/gui/src/UI/UIDesktop.js

@@ -986,7 +986,7 @@ async function UIDesktop(options){
 
         // 'show desktop'
         if(window.is_fullpage_mode){
-            ht += `<a href="/" class="show-desktop-btn toolbar-btn antialiased" target="_blank" title="Show Desktop">Show Desktop <img src="${window.icons['launch-white.svg']}" style="width: 15px; height: 15px; margin-left: 5px;"></a>`;
+            ht += `<a href="/" class="show-desktop-btn toolbar-btn antialiased" target="_blank" title="Show Desktop">Show Desktop <img src="${window.icons['launch-white.svg']}" style="width: 10px; height: 10px; margin-left: 5px;"></a>`;
         }
 
         // refer