Letta Code 0.28.17 አውርድ

What's Changed
- fix(providers): expose base URL field for local endpoint providers by @cpacker in https://github.com/letta-ai/letta-code/pull/3456
- fix(cli): point users at --backend local for local-only connect providers by @cpacker in https://github.com/letta-ai/letta-code/pull/3457
- feat(agent): seed Tutor profile picture by @cpacker in https://github.com/letta-ai/letta-code/pull/3458
- feat(listener): spawner-assigned listener identity hook [LET-10085] by @cpacker in https://github.com/letta-ai/letta-code/pull/3453
- feat(models): refresh curated model catalog from the cloud catalog endpoint [LET-9792] by @cpacker in https://github.com/letta-ai/letta-code/pull/3390
- fix(listener): prevent duplicate standalone listeners [LET-9772] by @cpacker in https://github.com/letta-ai/letta-code/pull/3460
- feat: OpenAI-compatible API for App Server (--openai-api) by @sarahwooders in https://github.com/letta-ai/letta-code/pull/3427
- fix(listener): prevent spawner identity inheritance [LET-10085] by @cpacker in https://github.com/letta-ai/letta-code/pull/3462
- chore: bump version to 0.28.17 by @github-actions[bot] in https://github.com/letta-ai/letta-code/pull/3461
Full Changelog: https://github.com/letta-ai/letta-code/compare/v0.28.16...v0.28.17