publish: getsentry/sentry-python@2.51.0a1

[sentry-release-bot]

Requested by: @sentrivana

Merge target: feat/span-first-2

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📋 Changelog

New Features ✨

Integrations

• feat(integrations): OpenAI/OpenAI Agents detect and report the time to first token metric (TTFT) as gen_ai.response.time_to_first_token by @constantinius in #5348
• feat(integrations): openai-agents streaming support by @constantinius in #5291

Other

• feat(anthropic): Set system instruction attribute by @alexander-alderman-webb in #5353
• feat(asyncio): Allow to turn task spans off by @sentrivana in #5367
• feat(gen_ai): add function set_conversation_id and managing functions on the Scope and apply it on the Span on .finish() by @constantinius in #5362
• feat(google-genai): Set system instruction attribute by @alexander-alderman-webb in #5354
• feat(langchain): Set system instruction attribute by @alexander-alderman-webb in #5357
• feat(openai-agents): Set system instruction attribute by @alexander-alderman-webb in #5355
• feat(pydantic-ai): Set system instruction attribute by @alexander-alderman-webb in #5356

Internal Changes 🔧

• ci(release): Fix changelog-preview permissions by @BYK in #5368
• ci: Fix path in AI integration tests by @alexander-alderman-webb in #5347

Other

• [do not merge] feat: Span streaming & new span API by @sentrivana in #5317

[github-actions]

Publishing: run#21433001274

[github-actions]

Published successfully: run#21433001274