fix(desktop): pad focus message bubble

Co-authored-by: Rizz <302abe414ca6e3134763d2539bfcf145aea2a63fe5f8455204ed602fd40cf381@buzz.block.builderlab.xyz>
Signed-off-by: Rizz <302abe414ca6e3134763d2539bfcf145aea2a63fe5f8455204ed602fd40cf381@buzz.block.builderlab.xyz>

desktop/src/features/agents/ui/AgentSessionToolItem/CompactMessageSummary.tsx

@@ -151,7 +151,7 @@ export function CompactMessageSummary({
                 ? "text-xs leading-4"
                 : "text-sm leading-relaxed",
               shouldClampBubble && "relative max-h-36 overflow-hidden",
-              isConversation && "relative",
+              isConversation && "relative pr-4",
               canOpenMessage &&
                 "group/bubble cursor-pointer transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring",
               isCompactPreview

desktop/src/features/agents/ui/AgentSessionWorkBlock.orphaned.test.mjs

@@ -399,6 +399,11 @@ test("the same relay post outside a work block keeps its message bubble", async
     "outside a block a posted message is a destination the reader can open — the bubble stays",
   );
   assert.match(bubble.className, /relative/);
+  assert.match(
+    bubble.className,
+    /pr-4/,
+    "focus-mode agent sends keep a full 16px inset on the right",
+  );
   assert.doesNotMatch(
     bubble.className,
     /max-h-36/,