v6.9.2-0

Changelog

• 3590741 Fix GitHub Copilot gpt-5.4 endpoint routing
• d475aab Fixed: router-for-me#2274
• 0e4f669 Merge branch 'router-for-me:main' into main
• 62453bf Merge branch 'router-for-me:main' into main
• 0cc978e Merge pull request router-for-me#2297 from router-for-me/readme
• 6a452a5 Merge pull request router-for-me#2316 from router-for-me/openai
• d2f652f Merge pull request router-for-me#2333 from router-for-me/codex
• 76c064c Merge pull request router-for-me#2335 from router-for-me/auth
• ed0eb51 Merge pull request router-for-me#450 from lwiles692/feature/add-codebuddy-support
• 7fa5271 Merge pull request router-for-me#453 from HeCHieh/fix/github-copilot-gpt54-responses
• e6690cb Refine GitHub Copilot endpoint selection
• 7275e99 Update internal/auth/codebuddy/codebuddy_auth.go
• c28b65f Update internal/auth/codebuddy/codebuddy_auth.go
• 5c99846 docs(readme): update japanese documentation links
• 9e5693e feat(api): support batch auth file upload and delete
• 4022e69 feat(auth): add CodeBuddy-CN browser OAuth authentication support
• 528b1a2 feat(codex): pass through codex client identity headers
• fee7369 feat(openai-compat): add per-model thinking support