feat(desktop): simplify move to background action

packages/app/src/runtime/i18n/en.ts

@@ -676,7 +676,7 @@ export const dict = {
   "session.error.incompatible.description":
     "{{server}} is running OpenCode {{version}}, which isn't compatible with this app. Upgrade the server to OpenCode V2 to continue.",
   "session.background.moveTasks": "Move {{tasks}} to background",
-  "session.background.moveRunning": "Move running work to background",
+  "session.background.moveRunning": "Move to background",
   "session.background.inBackground": "Running {{tasks}} in background",
   "session.background.moveInline": "Press {{keybind}} to move running work to the background",
   "session.background.running": "Running work in background",

packages/app/src/session/timeline/message-timeline.tsx

@@ -58,7 +58,6 @@ export function BackgroundMoveHint(props: { keybind?: string[]; onMove?: () => v
       type="button"
       variant="ghost-faint"
       size="small"
-      icon="outline-arrow-to-corner-top-right"
       class="max-w-full"
       aria-label={language.t("session.background.moveInline", { keybind: keybind() })}
       onClick={() => props.onMove?.()}