V4.14.9 dev (#6555)

* feat: encapsulate logger (#6535)

* feat: encapsulate logger

* update engines

---------

Co-authored-by: archer <545436317@qq.com>

* next config

* dev shell

* Agent sandbox (#6532)

* docs: switch to docs layout and apply black theme (#6533)

* feat: add Gemini 3.1 models

- Add gemini-3.1-pro-preview (released February 19, 2026)
- Add gemini-3.1-flash-lite-preview (released March 3, 2026)

Both models support:
- 1M context window
- 64k max response
- Vision
- Tool choice

* docs: switch to docs layout and apply black theme

- Change layout from notebook to docs
- Update logo to icon + text format
- Apply fumadocs black theme
- Simplify global.css (keep only navbar and TOC styles)
- Fix icon components to properly accept className props
- Add mobile text overflow handling
- Update Node engine requirement to >=20.x

* doc

* doc

* lock

* fix: ts

* doc

* doc

---------

Co-authored-by: archer <archer@archerdeMac-mini.local>
Co-authored-by: archer <545436317@qq.com>

* Doc (#6493)

* cloud doc

* doc refactor

* doc move

* seo

* remove doc

* yml

* doc

* fix: tsconfig

* fix: tsconfig

* sandbox version (#6497)

* sandbox version

* add sandbox log

* update lock

* fix

* fix: sandbox

* doc

* add console

* i18n

* sandbxo in agent

* feat: agent sandbox

* lock

* feat: sandbox ui

* sandbox check exists

* env tempalte

* doc

* lock

* sandbox in chat window

* sandbox entry

* fix: test

* rename var

* sandbox config tip

* update sandbox lifecircle

* update prompt

* rename provider test

* sandbox logger

* yml

---------

Co-authored-by: Archer <archer@fastgpt.io>
Co-authored-by: archer <archer@archerdeMac-mini.local>

* perf: sandbox error tip

* Add sandbox limit and fix some issue (#6550)

* sandbox in plan

* fix: some issue

* fix: test

* editor default path

* fix: comment

* perf: sandbox worksapce

* doc

* perf: del sandbox

* sandbox build

* fix: test

* fix: pr comment

---------

Co-authored-by: Ryo <whoeverimf5@gmail.com>
Co-authored-by: Archer <archer@fastgpt.io>
Co-authored-by: archer <archer@archerdeMac-mini.local>

document/data/doc-last-modified.json

@@ -79,10 +79,10 @@
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-  "document/content/docs/introduction/guide/dashboard/workflow/sandbox.mdx": "2026-02-28T12:36:59+08:00",
+  "document/content/docs/introduction/guide/dashboard/workflow/sandbox-v2.en.mdx": "2026-03-11T15:10:01+08:00",
+  "document/content/docs/introduction/guide/dashboard/workflow/sandbox-v2.mdx": "2026-03-11T15:10:01+08:00",
+  "document/content/docs/introduction/guide/dashboard/workflow/sandbox.en.mdx": "2026-03-11T15:10:01+08:00",
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   "document/content/docs/introduction/guide/dashboard/workflow/text_editor.en.mdx": "2026-02-26T22:14:30+08:00",
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   "document/content/docs/introduction/guide/dashboard/workflow/tfswitch.en.mdx": "2026-02-26T22:14:30+08:00",
@@ -137,8 +137,8 @@
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-  "document/content/docs/openapi/chat.mdx": "2026-02-12T18:45:30+08:00",
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+  "document/content/docs/openapi/chat.mdx": "2026-03-11T15:10:01+08:00",
   "document/content/docs/openapi/dataset.en.mdx": "2026-02-26T22:14:30+08:00",
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@@ -235,7 +235,7 @@
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@@ -300,8 +300,8 @@
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@@ -320,8 +320,8 @@
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