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>

projects/app/package.json

@@ -3,7 +3,7 @@
   "version": "4.14.8.4",
   "private": false,
   "scripts": {
-    "dev": "npm run build:workers && next dev",
+    "dev": "NODE_OPTIONS='--max-old-space-size=8192' npm run build:workers && next dev",
     "build": "npm run build:workers && next build --debug --webpack",
     "start": "next start",
     "build:workers": "npx tsx scripts/build-workers.ts",
@@ -11,8 +11,8 @@
     "build:workers:watch": "npx tsx scripts/build-workers.ts --watch"
   },
   "engines": {
-    "node": ">=20.x",
-    "pnpm": ">=9.x"
+    "node": ">=20",
+    "pnpm": ">=9"
   },
   "dependencies": {
     "@chakra-ui/anatomy": "catalog:",
@@ -30,10 +30,12 @@
     "@fastgpt/web": "workspace:*",
     "@fortaine/fetch-event-source": "^3.0.6",
     "@modelcontextprotocol/sdk": "catalog:",
+    "@monaco-editor/react": "^4.7.0",
     "@node-rs/jieba": "2.0.1",
     "@scalar/api-reference-react": "^0.8.1",
     "@tanstack/react-query": "^4.24.10",
     "ahooks": "^3.9.5",
+    "archiver": "^7.0.1",
     "axios": "catalog:",
     "date-fns": "catalog:",
     "dayjs": "catalog:",
@@ -82,6 +84,7 @@
   "devDependencies": {
     "@next/bundle-analyzer": "16.1.6",
     "@svgr/webpack": "^6.5.1",
+    "@types/archiver": "^6.0.2",
     "@types/js-yaml": "^4.0.9",
     "@types/jsonwebtoken": "^9.0.3",
     "@types/lodash": "catalog:",