Fix GitHub PR sidebar item layout

Constrain sidebar trailing metadata so branch labels truncate instead of pushing pull request titles out of alignment.

Author: mehmetozguldev

src/features/github/components/github-prs-view.tsx

@@ -136,7 +136,10 @@ const PRListItem = memo(
         }
         description={`#${pr.number} by ${pr.author.login}`}
         trailing={
-          <span className="editor-font max-w-40 truncate">
+          <span
+            className="editor-font block min-w-0 truncate text-xs"
+            title={`${pr.baseRef} ← ${pr.headRef}`}
+          >
             {pr.baseRef} &larr; {pr.headRef}
           </span>
         }

src/ui/sidebar.tsx

@@ -326,7 +326,9 @@ export function SidebarListItem({
           <span className="max-w-full truncate text-text-lighter">{description}</span>
         ) : null}
       </span>
-      {trailing ? <span className="shrink-0 text-text-lighter">{trailing}</span> : null}
+      {trailing ? (
+        <span className="min-w-0 max-w-[38%] shrink text-text-lighter">{trailing}</span>
+      ) : null}
     </button>
   );
 }