[pull] main from mdn:main

.github/CODEOWNERS

@@ -61,7 +61,7 @@
 /scripts @mdn/engineering
 /tests   @mdn/engineering
 
-# These are @mdn-bot because the auto-merge GHA workflow uses the PAT of this account.
-# If another reviewer is specified, update the PAT token or auto-merge will cease to be automatic.
-/package.json @mdn/engineering @mdn-bot
-/yarn.lock    @mdn/engineering @mdn-bot
+# Dependencies
+/package.json      @mdn/engineering @mdn-bot
+/package-lock.json @mdn/engineering @mdn-bot
+/yarn.lock         @mdn/engineering @mdn-bot

.github/labeler.yml

@@ -4,7 +4,7 @@ system:
   - changed-files:
       - any-glob-to-any-file:
           - package.json
-          - yarn.lock
+          - package-lock.json
           - .github/**
           - .vscode/**
           - .*

.github/workflows/auto-cleanup-bot.yml

@@ -25,18 +25,18 @@ jobs:
           node-version-file: ".nvmrc"
           package-manager-cache: false
 
-      - name: Install all yarn packages
-        run: yarn --frozen-lockfile
+      - name: Install
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           LEFTHOOK: 0
 
       - name: Lint markdown files
         run: |
-          yarn content fix-flaws
-          yarn fix:md
-          yarn fix:fm
+          npm run content fix-flaws
+          npm run fix:md
+          npm run fix:fm
           node scripts/sort_and_unique_file_lines.js .vscode/dictionaries
         env:
           # Used by the `rari` cli to avoid rate limiting issues

.github/workflows/markdown-lint.yml

@@ -7,7 +7,7 @@ on:
       - .nvmrc
       - .prettier*
       - package.json
-      - yarn.lock
+      - package-lock.json
       - .github/workflows/markdown-lint.yml
       - .github/workflows/markdownlint-problem-matcher.json
 
@@ -27,16 +27,16 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: Install all yarn packages
-        run: yarn --frozen-lockfile
+      - name: Install
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Lint markdown files
         run: |
           echo "::add-matcher::.github/workflows/markdownlint-problem-matcher.json"
-          yarn lint:md
-          yarn lint:fm
+          npm run lint:md
+          npm run lint:fm

.github/workflows/pr-check-lint_content.yml

@@ -82,11 +82,11 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: Install all yarn packages
+      - name: Install
         if: steps.check.outputs.HAS_FILES == 'true'
-        run: yarn --frozen-lockfile
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -119,7 +119,7 @@ jobs:
 
           echo "Running markdownlint --fix"
           MD_LINT_FAILED=false
-          MD_LINT_LOG=$(yarn markdownlint-cli2 --fix "${files_to_lint[@]}" 2>&1) || MD_LINT_FAILED=true
+          MD_LINT_LOG=$(npx markdownlint-cli2 --fix "${files_to_lint[@]}" 2>&1) || MD_LINT_FAILED=true
           echo "MD_LINT_LOG<<${EOF}" >> "$GITHUB_OUTPUT"
           echo "${MD_LINT_LOG}" >> "$GITHUB_OUTPUT"
           echo "${EOF}" >> "$GITHUB_OUTPUT"
@@ -135,12 +135,12 @@ jobs:
 
           echo "Running Prettier"
           PRETTIER_FAILED=false
-          PRETTIER_LOG=$(yarn prettier --check "${files_to_lint[@]}" 2>&1) || PRETTIER_FAILED=true
+          PRETTIER_LOG=$(npx prettier --check "${files_to_lint[@]}" 2>&1) || PRETTIER_FAILED=true
           echo "PRETTIER_LOG<<${EOF}" >> "$GITHUB_OUTPUT"
           echo "${PRETTIER_LOG}" >> "$GITHUB_OUTPUT"
           echo "${EOF}" >> "$GITHUB_OUTPUT"
           echo "PRETTIER_FAILED=${PRETTIER_FAILED}" >> "$GITHUB_OUTPUT"
-          yarn prettier -w "${files_to_lint[@]}"
+          npx prettier -w "${files_to_lint[@]}"
 
           if [[ -n $(git diff) ]]; then
             echo "FILES_MODIFIED=true" >> "$GITHUB_OUTPUT"

.github/workflows/pr-check_javascript.yml

@@ -24,13 +24,13 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: Install all yarn packages
-        run: yarn --frozen-lockfile
+      - name: Install
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Lint JavaScript files
-        run: yarn lint:js
+        run: npm run lint:js

.github/workflows/pr-check_json.yml

@@ -24,13 +24,13 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: Install all yarn packages
-        run: yarn --frozen-lockfile
+      - name: Install
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Lint JSON files
-        run: yarn lint:json
+        run: npm run lint:json

.github/workflows/pr-check_redirects.yml

@@ -19,7 +19,7 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
       # This is a "required" workflow so path filtering can not be used:
       # https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/collaborating-on-repositories-with-code-quality-features/troubleshooting-required-status-checks#handling-skipped-but-required-checks
@@ -34,16 +34,16 @@ jobs:
               - "files/**"
               - ".github/workflows/pr-check_redirects.yml"
 
-      - name: Install all yarn packages
+      - name: Install
         if: steps.filter.outputs.required_files == 'true'
-        run: yarn --frozen-lockfile
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Check redirects file(s)
         if: steps.filter.outputs.required_files == 'true'
-        run: yarn content validate-redirects en-US
+        run: npm run content validate-redirects en-US
         env:
           # Used by the `rari` cli to avoid rate limiting issues
           # when fetching the latest releases info from the GitHub API.

.github/workflows/pr-check_scripts.yml

@@ -5,7 +5,7 @@ on:
     paths:
       - .nvmrc
       - package.json
-      - yarn.lock
+      - package-lock.json
       - .github/workflows/pr-check_scripts.yml
 
 # No GITHUB_TOKEN permissions, as we only use it to increase API limit.
@@ -24,15 +24,15 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: yarn install
-        run: yarn --frozen-lockfile
+      - name: npm ci
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
-      - run: yarn up-to-date-check
+      - run: npm run up-to-date-check
 
   start:
     runs-on: ubuntu-latest
@@ -46,16 +46,16 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: yarn install
-        run: yarn --frozen-lockfile
+      - name: npm ci
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: yarn start
-        run: yarn start > /tmp/stdout.log 2> /tmp/stderr.log &
+      - name: npm start
+        run: npm start > /tmp/stdout.log 2> /tmp/stderr.log &
 
       - name: Wait for Rari (localhost:8083)
         run: curl --retry-connrefused --retry 5 -I http://localhost:8083/en-US/
@@ -88,15 +88,15 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: yarn install
-        run: yarn --frozen-lockfile
+      - name: npm ci
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
-      - run: yarn filecheck --help
+      - run: npm run filecheck -- --help
 
   content:
     runs-on: ubuntu-latest
@@ -110,19 +110,19 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: Install all yarn packages
-        run: yarn --frozen-lockfile
+      - name: Install
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
-      - run: yarn content --help
+      - run: npm run content -- --help
 
-      - run: yarn content fix-redirects en-US
+      - run: npm run content fix-redirects en-US
 
-      - run: yarn content validate-redirects en-US
+      - run: npm run content validate-redirects en-US
 
   build:
     runs-on: ubuntu-latest
@@ -136,12 +136,12 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: yarn install
-        run: yarn --frozen-lockfile
+      - name: npm ci
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
-      - run: yarn build --help
+      - run: npm run build -- --help

.github/workflows/pr-check_url-issues.yml

@@ -23,7 +23,7 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
       - name: Check URL deletions and broken fragments
         run: |

.github/workflows/pr-check_yml.yml

@@ -4,7 +4,7 @@ on:
   pull_request:
     paths:
       - .nvmrc
-      - yarn.lock
+      - package-lock.json
       - "**/*.yml"
       - .github/workflows/pr-check_yml.yml
 
@@ -24,13 +24,13 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: Install all yarn packages
-        run: yarn --frozen-lockfile
+      - name: Install
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Lint markdown files
-        run: yarn lint:yml
+        run: npm run lint:yml

.github/workflows/pr-review-companion.yml

@@ -112,7 +112,7 @@ jobs:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         working-directory: content
-        run: yarn --frozen-lockfile
+        run: npm ci
 
       - name: Analyze PR build
         if: steps.check.outputs.HAS_ARTIFACT

.github/workflows/pr-test.yml

@@ -21,7 +21,7 @@ jobs:
       BASE_SHA: ${{ github.event.pull_request.base.sha }}
       HEAD_SHA: ${{ github.event.pull_request.head.sha }}
       # This is the directory where the built files will be placed.
-      # It's also hardcoded in the `yarn build` command in package.json.
+      # It's also hardcoded in the `npm run build` command in package.json.
       # If you change it here, you must also make the same change in
       # package.json.
       BUILD_OUT_ROOT: build
@@ -81,11 +81,11 @@ jobs:
         uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version-file: ".nvmrc"
-          cache: yarn
+          cache: npm
 
-      - name: Install all yarn packages
+      - name: Install
         if: steps.check.outputs.HAS_FILES == 'true'
-        run: yarn --frozen-lockfile
+        run: npm ci
         env:
           # https://github.com/microsoft/vscode-ripgrep#github-api-limit-note
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -135,12 +135,12 @@ jobs:
             ARGS+=("-f" "$PWD/$file")
           done
 
-          yarn rari build --no-basic --json-issues --data-issues "${ARGS[@]}"
+          npx rari build --no-basic --json-issues --data-issues "${ARGS[@]}"
 
           # Workaround, as fred-ssr doesn't copy assets.
           cp -vR node_modules/@mdn/fred/out/. "$BUILD_OUT_ROOT"
 
-          yarn fred-ssr
+          npx fred-ssr
 
           echo "Disk usage size of the build"
           du -sh $BUILD_OUT_ROOT
@@ -172,4 +172,4 @@ jobs:
           readarray -t files_to_check <<< "$GIT_DIFF_FILES"
 
           export CONTENT_ROOT=$(pwd)/files
-          yarn filecheck "${files_to_check[@]}"
+          npm run filecheck "${files_to_check[@]}"