fix(tui): conditionally render bash tool output (#11558)

packages/opencode/src/cli/cmd/tui/routes/session/index.tsx

@@ -1636,7 +1636,9 @@ function Bash(props: ToolProps<typeof BashTool>) {
         >
           <box gap={1}>
             <text fg={theme.text}>$ {props.input.command}</text>
-            <text fg={theme.text}>{limited()}</text>
+            <Show when={output()}>
+              <text fg={theme.text}>{limited()}</text>
+            </Show>
             <Show when={overflow()}>
               <text fg={theme.textMuted}>{expanded() ? "Click to collapse" : "Click to expand"}</text>
             </Show>