feat: surface cached token counts in /status output (openclaw#21248) thanks @vishaltandale00

Verified:
- pnpm build
- pnpm check
- pnpm test:macmini

Co-authored-by: vishaltandale00 <9222298+vishaltandale00@users.noreply.github.com>
Co-authored-by: Tak Hoffman <781889+Takhoffman@users.noreply.github.com>

src/commands/status.summary.ts

@@ -160,6 +160,8 @@ export async function getStatusSummary(
           abortedLastRun: entry?.abortedLastRun,
           inputTokens: entry?.inputTokens,
           outputTokens: entry?.outputTokens,
+          cacheRead: entry?.cacheRead,
+          cacheWrite: entry?.cacheWrite,
           totalTokens: total ?? null,
           totalTokensFresh,
           remainingTokens: remaining,