Qwen Code CI

Workflow runs for Qwen Code CI

• Update README.md

  failed:
  Qwen Code CI#2:Commit4daa7b9pushedbyWuJunde
  main

  Sep 19, 20252m 28s
  More actions for workflow run 2

• docs: add .env.example with OAuth placeholders (secrets not in repo)

  failed:
  Qwen Code CI#1:Commitc4e6135pushedbyjaredzhu3
  main

  Sep 18, 20252m 27s
  More actions for workflow run 1