update sidebar links, improve backend configuration formatting, and enhance user guide clarity

web/src/lib/components/app-sidebar.svelte

@@ -40,12 +40,12 @@
 		navSecondary: [
 			{
 				title: 'Support',
-				url: '#',
+				url: 'https://github.com/maxdorninger/MediaManager/issues',
 				icon: LifeBuoy
 			},
 			{
 				title: 'Feedback',
-				url: '#',
+				url: 'https://github.com/maxdorninger/MediaManager/issues',
 				icon: Send
 			},
 			{

web/src/lib/components/season-requests-table.svelte

@@ -150,6 +150,12 @@
                     </Table.Cell>
                 </Table.Row>
             {/if}
+        {:else }
+            <Table.Row>
+                <Table.Cell colspan="8" class="text-center">
+                    There are currently no requests.
+                </Table.Cell>
+            </Table.Row>
         {/each}
     </Table.Body>
 </Table.Root>