Show per-turn xhigh effort in status line

Track the submitted reasoning effort for the active foreground turn so query-level xhigh markers are visible while the model is running without changing the session default effort. Bump open-codex to 0.129.13 for npm publication.

Verified with:
- RUSTC_WRAPPER=sccache CC=clang cargo test -p codex-tui --lib composer_submission
- RUSTC_WRAPPER=sccache CC=clang cargo test -p codex-tui --lib status_line_model_with_reasoning
- RUSTC_WRAPPER=sccache CC=clang just fix -p codex-tui

Author: LEON-gittech

codex-cli/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@leonw24/open-codex",
-  "version": "0.129.12",
+  "version": "0.129.13",
   "license": "Apache-2.0",
   "bin": {
     "open-codex": "bin/codex.js"