Update dependency stagehand to v3.20.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
stagehand	~=3.5.0 → ~=3.20.0
stagehand	==3.5.0 → ==3.20.0
stagehand	~=0.5.7 → ~=3.20.0

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Release Notes

browserbase/stagehand-python (stagehand)

v3.20.0

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Full Changelog: v3.19.5...v3.20.0

Features

• [feat]: add ignoreSelectors to extract() (f11a102)
• [STG-1798] feat: support Browserbase verified sessions (078ab5c)
• [STG-1808] Deprecate Browserbase project ID (bfe505c)
• Bedrock auth passthrough (9463fa4)
• remove experimental requirement on agent variables (#​2079) (92ed1e1)
• Revert "[STG-1573] Add providerOptions for extensible model auth (#​1822)" (3c04086)
• support setting headers via env (b1c6127)

Bug Fixes

• client: preserve hardcoded query params when merging with user params (feac39d)
• ensure file data are only sent as 1 parameter (b870657)
• use correct field name format for multipart file arrays (852600a)

Performance Improvements

• client: optimize file structure copying in multipart requests (69d396f)

Chores

• internal: more robust bootstrap script (9bc61e1)
• internal: reformat pyproject.toml (03f4dbe)

v3.19.5

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Full Changelog: v3.19.5...v3.20.0

Features

• [feat]: add ignoreSelectors to extract() (f11a102)
• [STG-1798] feat: support Browserbase verified sessions (078ab5c)
• [STG-1808] Deprecate Browserbase project ID (bfe505c)
• Bedrock auth passthrough (9463fa4)
• remove experimental requirement on agent variables (#​2079) (92ed1e1)
• Revert "[STG-1573] Add providerOptions for extensible model auth (#​1822)" (3c04086)
• support setting headers via env (b1c6127)

Bug Fixes

• client: preserve hardcoded query params when merging with user params (feac39d)
• ensure file data are only sent as 1 parameter (b870657)
• use correct field name format for multipart file arrays (852600a)

Performance Improvements

• client: optimize file structure copying in multipart requests (69d396f)

Chores

• internal: more robust bootstrap script (9bc61e1)
• internal: reformat pyproject.toml (03f4dbe)

v3.19.4

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Full Changelog: v3.19.4...v3.19.5

v3.19.3

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Full Changelog: v3.19.3...v3.19.4

v3.19.2

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Full Changelog: v3.19.2...v3.19.3

Features

• Replace default model used in server-v3 api spec examples (fb347d2)

v3.19.1

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Full Changelog: v3.19.1...v3.19.2

v3.19.0

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Full Changelog: v3.19.0...v3.19.1

v3.18.0

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Full Changelog: v3.18.0...v3.19.0

Features

• internal: implement indices array format for query and form serialization (b2cccf5)

v3.7.0

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Full Changelog: v3.7.0...v3.18.0

Features

• Add explicit SSE event names for local v3 streaming (493abf4)
• Include LLM headers in ModelConfig (b0df6bc)

Chores

• ci: skip lint on metadata-only changes (4049e44)
• internal: update gitignore (5acaa6f)

v3.6.0

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Full Changelog: v3.6.0...v3.7.0

Features

• [fix]: add useSearch & toolTimeout to stainless types (0faf1df)
• [STG-1607] Yield finished SSE event instead of silently dropping it (0bba1e9)
• Add bedrock to provider enum in Zod schemas and OpenAPI spec (5ace8c9)
• Add missing cdpHeaders field to v3 server openapi spec (7c17bc2)
• Revert broken finished SSE yield config (21189cf)
• variables for observe (93ef310)

Bug Fixes

• deps: bump minimum typing-extensions version (c8cce20)
• pydantic: do not pass by_alias unless set (b045b1a)
• sanitize endpoint path params (5201ec1)

Chores

• ci: bump uv version (84a841c)
• ci: skip uploading artifacts on stainless-internal branches (291b296)
• internal: tweak CI branches (1d33bbf)

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