fix editor, update libs shaka-player

editor_handler.js

@@ -434,6 +434,9 @@ const editorHandler = (() => {
             forceFallback: true,
             ghostClass: 'sortable-ghost',
             fallbackClass: 'sortable-fallback',
+            scroll: true, 
+            scrollSensitivity: 100,
+            scrollSpeed: 15,
             onStart: () => {
                 document.body.classList.add('editor-is-dragging');
             },
@@ -446,22 +449,31 @@ const editorHandler = (() => {
                 if (item.classList.contains('group-header-row')) {
                     const [movedGroup] = groupOrder.splice(oldIndex, 1);
                     groupOrder.splice(newIndex, 0, movedGroup);
+                    renderTable(); // Re-render for group order changes
                 } 
                 else if (item.classList.contains('channel-row') && currentGroupFilter !== '') {
+                    const movedItemId = item.dataset.editorId;
+                    const fromIndex = editorChannels.findIndex(ch => ch.editorId === movedItemId);
+                    const [movedItem] = editorChannels.splice(fromIndex, 1);
+                    
                     const allVisibleIdsInOrder = Array.from(dom.tableBody.querySelectorAll('.channel-row')).map(row => row.dataset.editorId);
+                    const toVisibleIndex = allVisibleIdsInOrder.indexOf(movedItemId);
 
-                    const channelsInCurrentGroup = editorChannels.filter(ch => (ch['group-title'] || '') === currentGroupFilter);
-                    const channelsInOtherGroups = editorChannels.filter(ch => (ch['group-title'] || '') !== currentGroupFilter);
+                    let targetIndexInFullArray = -1;
+                    if (toVisibleIndex === 0) {
+                        const firstVisibleChannelId = allVisibleIdsInOrder[1];
+                        targetIndexInFullArray = editorChannels.findIndex(ch => ch.editorId === firstVisibleChannelId);
+                    } else {
+                        const previousVisibleChannelId = allVisibleIdsInOrder[toVisibleIndex -1];
+                        targetIndexInFullArray = editorChannels.findIndex(ch => ch.editorId === previousVisibleChannelId) + 1;
+                    }
 
-                    const channelMap = new Map(channelsInCurrentGroup.map(ch => [ch.editorId, ch]));
+                    editorChannels.splice(targetIndexInFullArray, 0, movedItem);
                     
-                    const reorderedGroup = allVisibleIdsInOrder.map(id => channelMap.get(id));
-
-                    editorChannels = [...channelsInOtherGroups, ...reorderedGroup];
+                    // No re-render, just move the element in DOM which Sortable does automatically
                 }
 
                 currentSort.column = null;
-                renderTable();
             }
         });
     }