task: Yarn v4 (#7457)

Moves to Yarn v4

---------

Co-authored-by: Alvin Bryan <107407814+alvinometric@users.noreply.github.com>

.dockerignore

@@ -11,3 +11,7 @@
 !README.md
 !frontend
 frontend/node_modules
+!.yarn/**
+!.yarnrc.yml
+!frontend/.yarn/**
+node_modules

.github/workflows/build.yaml

@@ -40,7 +40,11 @@ jobs:
         with:
           node-version: 20.x
           cache: 'yarn'
-      - run: yarn install --frozen-lockfile --ignore-scripts
+      - name: Enable corepack
+        run: corepack enable
+      - run: yarn install --immutable
+        env:
+          YARN_ENABLE_SCRIPTS: false
       - run: yarn lint
       - run: yarn build:backend
       - run: yarn run test:report # This adds test results as github check to the workflow

.github/workflows/build_coverage.yaml

@@ -39,6 +39,8 @@ jobs:
         with:
           node-version: 20.x
           cache: 'yarn'
+      - name: Enable corepack
+        run: corepack enable
       - run: yarn
       - run: yarn build:frontend:if-needed
       - run: yarn run test:coverage

.github/workflows/build_docker_prs.yaml

@@ -0,0 +1,47 @@
+name: PR -> Docker build
+
+on:
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        version: [ 20.14.0-alpine ]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup QEmu
+        uses: docker/setup-qemu-action@v3
+      - name: Setup Docker buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Docker meta configuration
+        uses: docker/metadata-action@v5
+        id: meta
+        with:
+          images: |
+            unleashorg/unleash-server
+          tags: |
+            # only enabled for workflow dispatch except main (assume its a release):
+            type=semver,pattern={{ version }},enable=${{ github.event_name == 'workflow_dispatch' && github.ref != 'refs/heads/main' }},value=${{ inputs.version }}
+            type=semver,pattern={{ major }}.{{ minor }},enable=${{ github.event_name == 'workflow_dispatch' && github.ref != 'refs/heads/main' }},value=${{ inputs.version }}
+            type=semver,pattern={{ major }},enable=${{ github.event_name == 'workflow_dispatch' && github.ref != 'refs/heads/main' }},value=${{ inputs.version }}
+            # only enabled in main:
+            type=edge,prefix=main-,suffix=-${{ matrix.version }},enable=${{ github.ref == 'refs/heads/main' }}
+            # only enabled on workflow_dispatch:
+            type=sha,suffix=-${{ matrix.version }},enable=${{ github.event_name == 'workflow_dispatch' }}
+      - name: Login to docker hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Build tag and push image to Docker hub
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: false
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          build-args: NODE_VERSION=${{ matrix.version }}

.github/workflows/build_frontend_prs.yml

@@ -19,8 +19,10 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: 20.x
+      - name: Enable corepack
+        run: corepack enable
+      - run: yarn --immutable
       - run: yarn run lint:material:icons
-      - run: yarn --frozen-lockfile
       - run: yarn run lint:check
       - run: yarn run test
       - run: yarn run ts:check # TODO: optimize

.github/workflows/build_prs_jest_report.yaml

@@ -37,6 +37,8 @@ jobs:
         with:
           node-version: 20.x
           cache: 'yarn'
+      - name: Enable corepack
+        run: corepack enable
       - name: Tests on 20.x
         id: coverage
         uses: ArtiomTr/jest-coverage-report-action@v2

.github/workflows/docker_publish.yaml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        version: [20.13.1-alpine]
+        version: [ 20.14.0-alpine ]
     steps:
       - name: Checkout tag v${{ inputs.version }}
         if: ${{ inputs.version != '' }}
@@ -53,10 +53,6 @@ jobs:
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
-      - name: Build frontend
-        run: |
-          yarn --cwd ./frontend install
-          yarn build:frontend
       - name: Build tag and push image to Docker hub
         uses: docker/build-push-action@v5
         with:

.github/workflows/e2e.frontend.yaml

@@ -20,9 +20,10 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Run Cypress
-        uses: cypress-io/github-action@v5
+        uses: cypress-io/github-action@v6
         with:
           working-directory: frontend
           env: AUTH_USER=admin,AUTH_PASSWORD=unleash4all
           config: baseUrl=${{ github.event.deployment_status.target_url }}
           spec: cypress/integration/${{ matrix.test }}
+          install-command: yarn --immutable

.github/workflows/gradual-strict-null-checks.yml

@@ -35,6 +35,8 @@ jobs:
           cache-dependency-path: |
             current/yarn.lock
             main/yarn.lock
+      - name: Enable corepack
+        run: corepack enable
       - name: Compare errors if enabling strictNullChecks
         env:
           URL: ${{ github.event.pull_request.comments_url }}
@@ -50,9 +52,9 @@ jobs:
           YARN_1="yarn --mutex network --cwd ./current"
           YARN_2="yarn --mutex network --cwd ./main"
 
-          $YARN_1 install --ignore-scripts &> /dev/null && $YARN_1 build:backend --strictNullChecks true 2> .stderr-current > .out-current &
+          $YARN_1 install  &> /dev/null && $YARN_1 build:backend --strictNullChecks true 2> .stderr-current > .out-current &
           pid1=$!
-          $YARN_2 install --ignore-scripts &> /dev/null && $YARN_2 build:backend --strictNullChecks true 2> .stderr-main > .out-main &
+          $YARN_2 install  &> /dev/null && $YARN_2 build:backend --strictNullChecks true 2> .stderr-main > .out-main &
           pid2=$!
 
           # wait for the processes that are expected to fail

.github/workflows/notify_enterprise.yaml

@@ -12,12 +12,15 @@ jobs:
   build:
     runs-on: ubuntu-latest
 
-    strategy:
-      matrix:
-        node-version: [20.x]
-
     steps:
       - uses: actions/checkout@v4
+      - name: Use Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
+          cache: 'yarn'
+      - name: Enable corepack
+        run: corepack enable
       - name: Trigger sync
         uses: actions/github-script@v7
         env:
@@ -42,7 +45,7 @@ jobs:
       - name: Build static assets
         run: |
           cd frontend
-          yarn install --frozen-lockfile
+          yarn install --immutable
           yarn build
       - uses: aws-actions/configure-aws-credentials@v2
         with:

.github/workflows/publish-new-version.yaml

@@ -6,7 +6,7 @@ concurrency:
 
 permissions:
   contents: write
-  id-token: write  
+  id-token: write
 
 on:
   workflow_dispatch:
@@ -30,7 +30,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [20.x]
+        node-version: [ 20.x ]
 
     steps:
       - uses: actions/checkout@v4
@@ -66,10 +66,12 @@ jobs:
           else
             echo "No changes to CHANGELOG.md"
           fi
-      - run: yarn install --frozen-lockfile --ignore-scripts
+      - run: yarn install --immutable
+        env:
+          YARN_ENABLE_SCRIPTS: false
       - name: npm version
         run: |
-          npm version ${{ github.event.inputs.version }} --ignore-scripts
+          npm version ${{ github.event.inputs.version }}
           git push origin ${{ github.ref_name }}
           git push --tags
         env:
@@ -104,8 +106,10 @@ jobs:
         run: git checkout origin/${{ github.ref_name }} -- CHANGELOG.md
       - name: lint
         run: |
-          yarn install --frozen-lockfile --ignore-scripts
+          yarn install --immutable
           yarn lint:fix
+        env:
+          YARN_ENABLE_SCRIPTS: false
       - name: push changes
         run: |
           git add package.json CHANGELOG.md
@@ -118,7 +122,7 @@ jobs:
     secrets: inherit
     with:
       version: ${{ github.event.inputs.version }}
-  
+
   publish-npm:
     needs: build
     uses: ./.github/workflows/release.yaml

.github/workflows/release.yaml

@@ -25,9 +25,11 @@ jobs:
           node-version: 20.x
           registry-url: 'https://registry.npmjs.org'
           cache: 'yarn'
+      - name: Enable corepack
+        run: corepack enable
       - name: Build
         run: |
-          yarn install --frozen-lockfile
+          yarn install --immutable
       - name: Publish to npm
         run: |
           LATEST=$(npm show unleash-server version)

.github/workflows/validate-migrations.yaml

@@ -18,8 +18,8 @@ jobs:
       - name: Use Node.js 20.x
         uses: actions/setup-node@v4
         with:
-            node-version: 20.x
-            cache: 'yarn'
+          node-version: 20.x
+          cache: 'yarn'
       - name: Start database
         working-directory: test-migrations
         run: docker compose up db -d --wait -t 90
@@ -29,16 +29,18 @@ jobs:
       # add some data with terraform
       - name: Apply migrations
         env:
-            DATABASE_URL: postgres://postgres:unleash@localhost:5432/unleash
-            DATABASE_SSL: false
+          DATABASE_URL: postgres://postgres:unleash@localhost:5432/unleash
+          DATABASE_SSL: false
+          YARN_ENABLE_SCRIPTS: false
         run: |
-          yarn install --frozen-lockfile --ignore-scripts
+          yarn install --immutable
           yarn db-migrate up
       # run ui tests against previous version of Unleash
       - name: Run Cypress
-        uses: cypress-io/github-action@v5
+        uses: cypress-io/github-action@v6
         with:
           working-directory: frontend
           env: AUTH_USER=admin,AUTH_PASSWORD=unleash4all
           config: baseUrl=http://localhost:4242
           spec: cypress/oss/**/*.spec.ts
+          install-command: yarn --immutable

.gitignore

@@ -70,3 +70,24 @@ reports/jest-junit.xml
 !.yarn/releases
 !.yarn/sdks
 !.yarn/versions
+frontend/.yarn/*
+!frontend/.yarn/patches
+!frontend/.yarn/plugins
+!frontend/.yarn/releases
+!frontend/.yarn/sdks
+!frontend/.yarn/versions
+
+docker/.yarn/*
+!docker/.yarn/patches
+!docker/.yarn/plugins
+!docker/.yarn/releases
+!docker/.yarn/sdks
+!docker/.yarn/versions
+
+website/.yarn/*
+!website/.yarn/patches
+!website/.yarn/plugins
+!website/.yarn/releases
+!website/.yarn/sdks
+!website/.yarn/versions
+

.husky/pre-commit

@@ -1,7 +1,7 @@
 #!/usr/bin/env sh
 . "$(dirname -- "$0")/_/husky.sh"
 
-npx lint-staged
+yarn dlx lint-staged
 
 node .husky/update-openapi-spec-list.js
 

.npmignore

@@ -0,0 +1 @@
+**.test.js

.yarnrc.yml

@@ -0,0 +1,3 @@
+nodeLinker: node-modules
+
+yarnPath: .yarn/releases/yarn-4.3.1.cjs

CONTRIBUTING.md

@@ -7,6 +7,9 @@ Before you begin:
 - Have you read the [code of conduct](CODE_OF_CONDUCT.md)?
 - Check out the [existing issues](https://github.com/unleash/Unleash/issues)
 - Browse the [developer-guide](./website/docs/contributing/developer-guide.md) for tips on environment setup, running the tests, and running Unleash from source.
+- You need 
+  - Node 20
+  - corepack enabled `corepack enable`
 
 ### Don't see your issue? Open one
 

Dockerfile

@@ -6,9 +6,9 @@ WORKDIR /unleash
 
 COPY . /unleash
 
-RUN yarn config set network-timeout 300000
+RUN corepack enable
 
-RUN yarn install --frozen-lockfile --ignore-scripts && yarn prepare:backend && yarn local:package
+RUN yarn install --immutable  && yarn prepare:backend && yarn local:package
 
 # frontend/build should already exist (it needs to be built in the local filesystem but in case of a fresh build we'll build it here)
 RUN yarn build:frontend:if-needed
@@ -17,7 +17,7 @@ RUN mkdir -p /unleash/build/frontend && mv /unleash/frontend/build /unleash/buil
 
 WORKDIR /unleash/docker
 
-RUN yarn install --frozen-lockfile --production=true
+RUN yarn workspaces focus -A --production
 
 FROM node:$NODE_VERSION
 

biome.json

@@ -53,7 +53,9 @@
       "src/test/examples/*.json",
       ".docusaurus",
       "coverage",
-      "CHANGELOG.md"
+      "CHANGELOG.md",
+      "./package.json",
+      "./frontend/package.json"
     ]
   },
   "organizeImports": {
@@ -74,7 +76,9 @@
       "coverage",
       "website/build",
       "website/global.js",
-      ".docusaurus"
+      ".docusaurus",
+      "./package.json",
+      "./frontend/package.json"
     ],
     "indentWidth": 4
   },

docker/.yarnrc.yml

@@ -0,0 +1 @@
+yarnPath: .yarn/releases/yarn-4.3.1.cjs

docker/package.json

@@ -14,15 +14,9 @@
   "dependencies": {
     "unleash-server": "file:../build"
   },
-  "version": "5.12.4",
   "resolutions": {
     "async": "^3.2.4",
-    "db-migrate/rc/minimist": "^1.2.5",
     "es5-ext": "0.10.64",
-    "knex/liftoff/object.map/**/kind-of": "^6.0.3",
-    "knex/liftoff/findup-sync/micromatc/kind-of": "^6.0.3",
-    "knex/liftoff/findup-sync/micromatc/nanomatch/kind-of": "^6.0.3",
-    "knex/liftoff/findup-sync/micromatch/define-property/**/kind-of": "^6.0.3",
     "node-forge": "^1.0.0",
     "set-value": "^4.0.1",
     "ansi-regex": "^5.0.1",
@@ -39,5 +33,7 @@
     "ssh2": "^1.4.0",
     "json-schema": "^0.4.0",
     "semver": "^7.5.3"
-  }
+  },
+  "version": "6.0.1",
+  "packageManager": "yarn@4.3.1"
 }

frontend/.npmignore

@@ -0,0 +1 @@
+**.test.js

frontend/.yarnrc.yml

@@ -0,0 +1,3 @@
+nodeLinker: node-modules
+
+yarnPath: .yarn/releases/yarn-4.3.1.cjs

frontend/check-imports.rc

@@ -1,3 +1,4 @@
+#!/usr/bin/env sh
 if grep -R --include="*.js" --include="*.jsx" --include="*.ts" --include="*.tsx" "from '@mui/icons-material'" src; then
   echo "Prohibited import from '@mui/icons-material' found. Use default imports referencing the file instead of the 
   global package. Example: import Delete from '@mui/icons-material/Delete';'"

frontend/package.json

@@ -2,7 +2,10 @@
   "name": "unleash-frontend-local",
   "version": "0.0.0",
   "private": true,
-  "files": ["index.js", "build"],
+  "files": [
+    "index.js",
+    "build"
+  ],
   "engines": {
     "node": ">=18"
   },
@@ -16,9 +19,9 @@
     "start:demo2": "UNLEASH_API=https://sandbox.getunleash.io/ UNLEASH_BASE_PATH=/demo2/ yarn run start",
     "start:enterprise": "UNLEASH_API=https://unleash.herokuapp.com VITE_TEST_REDIRECT=true yarn run start",
     "start:demo": "UNLEASH_BASE_PATH=/demo/ UNLEASH_API=https://app.unleash-hosted.com/ yarn run start",
-    "test": "NODE_OPTIONS=\"${NODE_OPTIONS} --no-experimental-fetch\" vitest run",
-    "test:snapshot": "NODE_OPTIONS=\"${NODE_OPTIONS} --no-experimental-fetch\" yarn test -u",
-    "test:watch": "NODE_OPTIONS=\"${NODE_OPTIONS} --no-experimental-fetch\" vitest watch",
+    "test": "NODE_OPTIONS=\"${NODE_OPTIONS:-0} --no-experimental-fetch\" vitest run",
+    "test:snapshot": "NODE_OPTIONS=\"${NODE_OPTIONS:-0} --no-experimental-fetch\" yarn test -u",
+    "test:watch": "NODE_OPTIONS=\"${NODE_OPTIONS:-0} --no-experimental-fetch\" vitest watch",
     "lint:material:icons": "./check-imports.rc",
     "lint": "biome lint src --apply",
     "lint:check": "biome check src",
@@ -142,11 +145,16 @@
     }
   },
   "browserslist": {
-    "production": [">0.2%", "not dead", "not op_mini all"],
+    "production": [
+      ">0.2%",
+      "not dead",
+      "not op_mini all"
+    ],
     "development": [
       "last 1 chrome version",
       "last 1 firefox version",
       "last 1 safari version"
     ]
-  }
+  },
+  "packageManager": "yarn@4.3.1"
 }

frontend/src/component/feature/FeatureStrategy/FeatureStrategyCreate/FeatureStrategyCreate.test.tsx

@@ -165,7 +165,7 @@ describe('NewFeatureStrategyCreate', () => {
 
         expect(screen.getByText(expectedSegmentName)).toBeInTheDocument();
         expect(screen.getByText(expectedConstraintValue)).toBeInTheDocument();
-    });
+    }, 10000);
 
     test('should change variants settings', async () => {
         const { expectedVariantName } = setupComponent();

package.json

@@ -15,6 +15,7 @@
     "docs",
     "frontend/build",
     "frontend/build/*",
+    "frontend/build/**/*",
     "frontend/index.js",
     "frontend/package.json"
   ],
@@ -36,21 +37,18 @@
     "copy-templates": "copyfiles -u 1 src/mailtemplates/**/*.mustache dist/",
     "build:backend": "tsc --pretty --strictNullChecks false",
     "build:frontend": "yarn --cwd ./frontend run build",
-    "build:frontend:if-needed": "if [ ! -d ./frontend/build ]; then yarn install --cwd ./frontend --frozen-lockfile --ignore-scripts && yarn build:frontend; fi",
-    "build": "concurrently \"yarn:copy-templates\" \"yarn:build:frontend\" \"yarn:build:backend\"",
+    "build:frontend:if-needed": "./scripts/build-frontend-if-needed.sh",
+    "build": "yarn run clean && concurrently \"yarn:copy-templates\" \"yarn:build:frontend\" \"yarn:build:backend\"",
     "dev:backend": "TZ=UTC NODE_ENV=development tsc-watch --strictNullChecks false --onSuccess \"node dist/server-dev.js\"",
     "dev:frontend": "wait-on tcp:4242 && yarn --cwd ./frontend run dev",
     "dev": "concurrently \"yarn:dev:backend\" \"yarn:dev:frontend\"",
     "prepare:backend": "concurrently \"yarn:copy-templates\" \"yarn:build:backend\"",
-    "prestart:dev": "yarn run clean",
-    "start:dev": "TZ=UTC NODE_ENV=development tsc-watch --strictNullChecks false --onSuccess \"node dist/server-dev.js\"",
+    "start:dev": "yarn run clean && TZ=UTC NODE_ENV=development tsc-watch --strictNullChecks false --onSuccess \"node dist/server-dev.js\"",
     "db-migrate": "db-migrate --migrations-dir ./src/migrations",
     "lint": "biome check .",
     "lint:fix": "biome check . --write",
     "local:package": "del-cli --force build && mkdir build && cp -r dist docs CHANGELOG.md LICENSE README.md package.json build",
-    "prebuild:watch": "yarn run clean",
-    "build:watch": "tsc -w --strictNullChecks false",
-    "prebuild": "yarn run clean",
+    "build:watch": "yarn run clean && tsc -w --strictNullChecks false",
     "prepare": "husky && yarn --cwd ./frontend install && if [ ! -d ./dist ]; then yarn build; fi",
     "test": "NODE_ENV=test PORT=4243 node --trace-warnings node_modules/.bin/jest",
     "test:unit": "NODE_ENV=test PORT=4243 jest --testPathIgnorePatterns=src/test/e2e --testPathIgnorePatterns=dist",
@@ -64,7 +62,8 @@
     "seed:serve": "UNLEASH_DATABASE_NAME=unleash_test UNLEASH_DATABASE_SCHEMA=seed yarn run start:dev",
     "clean": "del-cli --force dist",
     "preversion": "./scripts/check-release.sh",
-    "heroku-postbuild": "cd frontend && yarn && yarn build"
+    "heroku-postbuild": "cd frontend && yarn && yarn build",
+    "prepack": "./scripts/prepack.sh"
   },
   "jest-junit": {
     "suiteName": "Unleash Unit Tests",
@@ -82,7 +81,9 @@
     "testTimeout": 10000,
     "globalSetup": "./scripts/jest-setup.js",
     "transform": {
-      "^.+\\.tsx?$": ["@swc/jest"]
+      "^.+\\.tsx?$": [
+        "@swc/jest"
+      ]
     },
     "testRegex": "(/__tests__/.*|(\\.|/)(test|spec))\\.(jsx?|tsx?)$",
     "testPathIgnorePatterns": [
@@ -91,7 +92,13 @@
       "/frontend/",
       "/website/"
     ],
-    "moduleFileExtensions": ["ts", "tsx", "js", "jsx", "json"],
+    "moduleFileExtensions": [
+      "ts",
+      "tsx",
+      "js",
+      "jsx",
+      "json"
+    ],
     "coveragePathIgnorePatterns": [
       "/node_modules/",
       "/dist/",
@@ -166,6 +173,7 @@
     "@apidevtools/swagger-parser": "10.1.0",
     "@babel/core": "7.24.7",
     "@biomejs/biome": "1.8.1",
+    "@cyclonedx/yarn-plugin-cyclonedx": "^1.0.0-rc.7",
     "@swc/core": "1.6.3",
     "@swc/jest": "0.2.36",
     "@types/bcryptjs": "2.4.6",
@@ -214,12 +222,7 @@
   },
   "resolutions": {
     "async": "^3.2.4",
-    "db-migrate/rc/minimist": "^1.2.5",
     "es5-ext": "0.10.64",
-    "knex/liftoff/object.map/**/kind-of": "^6.0.3",
-    "knex/liftoff/findup-sync/micromatc/kind-of": "^6.0.3",
-    "knex/liftoff/findup-sync/micromatc/nanomatch/kind-of": "^6.0.3",
-    "knex/liftoff/findup-sync/micromatch/define-property/**/kind-of": "^6.0.3",
     "node-forge": "^1.0.0",
     "set-value": "^4.0.1",
     "ansi-regex": "^5.0.1",
@@ -232,8 +235,15 @@
     "tough-cookie": "4.1.4"
   },
   "lint-staged": {
-    "*.{js,ts}": ["biome check --write --no-errors-on-unmatched"],
-    "*.{jsx,tsx}": ["biome check --write --no-errors-on-unmatched"],
-    "*.json": ["biome format --write --no-errors-on-unmatched"]
-  }
+    "*.{js,ts}": [
+      "biome check --write --no-errors-on-unmatched"
+    ],
+    "*.{jsx,tsx}": [
+      "biome check --write --no-errors-on-unmatched"
+    ],
+    "*.json": [
+      "biome format --write --no-errors-on-unmatched"
+    ]
+  },
+  "packageManager": "yarn@4.3.1"
 }

scripts/build-frontend-if-needed.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env sh
+if [ ! -d ./frontend/build ]; then
+    yarn --cwd ./frontend install --immutable && yarn build:frontend;
+fi

scripts/prepack.sh

@@ -0,0 +1,2 @@
+#!/usr/bin/env sh
+yarn --cwd ./frontend install && if [ ! -d ./dist ]; then yarn build; fi

test-migrations/Makefile

@@ -46,7 +46,7 @@ default:
 .PHONY: prepare
 prepare: 
 	@echo "Preparing the environment..."
-	@yarn --cwd .. install --frozen-lockfile --ignore-scripts
+	@yarn --cwd .. install --frozen-lockfile 
 
 
 .PHONY: apply-migrations

website/.yarnrc.yml

@@ -0,0 +1 @@
+yarnPath: .yarn/releases/yarn-4.3.1.cjs

website/docs/contributing/backend/overview.md

@@ -16,9 +16,10 @@ We have created a set of ADRs to help guide the development of the backend:
 Before developing on this project you will need two things:
 
 - PostgreSQL 14.x or newer
-- Node.js 14.x or newer
+- Node.js 20.x or newer
 
 ```sh
+corepack enable
 yarn install
 yarn dev
 ```

website/docs/contributing/frontend/overview.md

@@ -4,7 +4,7 @@ title: Front end
 
 ## Frontend overview
 
-The frontend is written in react/typescript. It's is a single page application that communicates with the backend via a REST API. The frontend is built using vite and served by the backend.
+The frontend is written in react/typescript. It's a single page application that communicates with the backend via a REST API. The frontend is built using vite and served by the backend.
 
 ## ADRs
 

website/package.json

@@ -54,7 +54,11 @@
     "semver": "^7.5.3"
   },
   "browserslist": {
-    "production": [">0.5%", "not dead", "not op_mini all"],
+    "production": [
+      ">0.5%",
+      "not dead",
+      "not op_mini all"
+    ],
     "development": [
       "last 1 chrome version",
       "last 1 firefox version",
@@ -70,5 +74,6 @@
     "react-router": "6.23.1",
     "replace-in-file": "7.2.0",
     "typescript": "5.4.5"
-  }
+  },
+  "packageManager": "yarn@4.3.1"
 }