Add the files

.editorconfig

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+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false
+
+[*.yml]
+indent_size = 2

.github/FUNDING.yml

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+# These are supported funding model platforms
+
+github: [w3nl]
+patreon: w3news

.github/workflows/cpd.yml

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+name: Node Copy Paste Detector
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: "npm"
+      - name: npm cpd
+        run: |
+          npm ci
+          npm run cpd
+        env:
+          CI: true

.github/workflows/lint.yml

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+name: Node Lint
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: "npm"
+      - name: npm lint
+        run: |
+          npm ci
+          npm run lint
+        env:
+          CI: true

.github/workflows/npm-publish.yml

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+# This workflow will run tests using node and then publish a package to GitHub Packages when a release is created
+# For more information see: https://help.github.com/actions/language-and-framework-guides/publishing-nodejs-packages
+
+name: Node.js Package
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+      - run: npm ci
+      - run: npm test
+
+  publish-npm:
+    needs: build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          registry-url: https://registry.npmjs.org/
+      - run: npm ci
+      - run: npm run build --if-present
+      - run: npm publish --access public
+        env:
+          NODE_AUTH_TOKEN: ${{secrets.npm_token}}

.github/workflows/sonarcloud.yml

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+name: SonarCloud
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: "npm"
+      - name: npm install, lint, and test
+        run: |
+          npm ci
+          npm run lint:report
+          npm test
+        env:
+          CI: true
+      - name: SonarCloud Scan
+        uses: sonarsource/sonarcloud-github-action@master
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}

.github/workflows/test.yml

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+name: Node Test
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [18.x, 20.x, 21.x, 22.x]
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: "npm"
+      - name: npm test
+        run: |
+          npm ci
+          npm test
+        env:
+          CI: true

.github/workflows/vulnerabilities.yml

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+name: Node Vulnerability Check
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: "npm"
+      - name: npm vulnerabilities
+        run: |
+          npm ci
+          npm run vulnerabilities
+        env:
+          CI: true

.jscpd.json

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+{
+    "threshold": 0,
+    "reporters": [
+        "json",
+        "console"
+    ],
+    "ignore": [
+        "**/__snapshots__/**",
+        "**/__fixtures__/**",
+        "**/__tests__/**"
+    ],
+    "absolute": true,
+    "gitignore": true
+}

.nvmrc

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+20.15.0

.nycrc

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+{
+    "all": true,
+    "include": [
+        "src/**/*.js"
+    ],
+    "exclude": [
+        "**/*.test.js",
+        "**/*.spec.js"
+    ],
+    "reporter": [
+        "text",
+        "text-summary",
+        "lcov",
+        "clover"
+    ],
+    "watermarks": {
+        "lines": [
+            80,
+            95
+        ],
+        "functions": [
+            80,
+            95
+        ],
+        "branches": [
+            80,
+            95
+        ],
+        "statements": [
+            80,
+            95
+        ]
+    }
+}

.vscode/extensions.json

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+{
+  "recommendations": [
+    "dbaeumer.vscode-eslint", // ESLint
+    "ryu1kn.annotator", // Annotator / Blame
+    "ms-vscode.atom-keybindings", // Atom Keymap
+    "shakram02.bash-beautify", // Bash Beautify
+    "ryanluker.vscode-coverage-gutters", // Coverage Gutters (Code coverage for tests)
+    "editorconfig.editorconfig", // EditorConfig for VS Code
+    "github.vscode-pull-request-github", // GitHub Pull Requests and Issues
+    "eamodio.gitlens", // GitLens — Git supercharged
+    "xabikos.javascriptsnippets", // JavaScript (ES6) code snippets
+    "ms-vscode.vscode-typescript-next", // JavaScript and TypeScript Nightly
+    "shd101wyy.markdown-preview-enhanced", // Markdown Preview Enhanced
+    "christian-kohler.npm-intellisense", // npm Intellisense (autocompletes npm modules in import statements)
+    "christian-kohler.path-intellisense", // Path Intellisense (autocompletes filenames)
+    "robertoachar.vscode-essentials-snippets", // VSCode Essentials Snippets
+    "codeandstuff.package-json-upgrade", // Package Json Upgrade
+    "mikestead.dotenv", // DotENV (syntax highlighting for .env files)
+    "redhat.vscode-yaml" // YAML (Validation, auto completion, formatter, ...)
+  ]
+}

.vscode/launch.json

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+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "node",
+            "request": "launch",
+            "name": "Test and watch",
+            "runtimeExecutable": "npm",
+            "runtimeArgs": [
+                "run",
+                "test:watch",
+                "--",
+                "--inspect-brk"
+            ],
+            "cwd": "${workspaceRoot}/src",
+            "autoAttachChildProcesses": true,
+            "restart": true,
+            "sourceMaps": true,
+            "stopOnEntry": false,
+            "console": "integratedTerminal",
+        },
+        {
+            "type": "node",
+            "request": "launch",
+            "name": "Lint and fix",
+            "runtimeExecutable": "npm",
+            "runtimeArgs": [
+                "run",
+                "lint:fix"
+            ],
+            "cwd": "${workspaceRoot}/src",
+            "autoAttachChildProcesses": true,
+            "restart": true,
+            "sourceMaps": true,
+            "stopOnEntry": false,
+            "console": "integratedTerminal",
+        },
+        {
+            "type": "node",
+            "request": "launch",
+            "name": "Test current file",
+            "runtimeExecutable": "node",
+            "runtimeArgs": [
+                "--test",
+                "${file}"
+            ],
+            "cwd": "${workspaceRoot}",
+            "autoAttachChildProcesses": true,
+            "restart": true,
+            "sourceMaps": true,
+            "stopOnEntry": false,
+            "console": "integratedTerminal",
+        }
+    ]
+}

.vscode/settings.json

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+{
+  "eslint.codeActionsOnSave.rules": null,
+  "editor.formatOnSave": true,
+  "coverage-gutters.coverageFileNames": [
+    "lcov.info",
+    "cov.xml",
+    "coverage.xml",
+    "jacoco.xml",
+    "coverage.cobertura.xml"
+  ],
+  "eslint.notebooks.rules.customizations": [],
+  "debug.javascript.debugByLinkOptions": "on",
+  "markdown-preview-enhanced.mathBlockDelimiters": [
+    [
+      "$$",
+      "$$"
+    ],
+    [
+      "\\[",
+      "\\]"
+    ]
+  ],
+  "npm.exclude": "",
+  "npm.packageManager": "npm",
+  "npm.enableRunFromFolder": true,
+  "npm.enableTouchbar": true,
+  "lcov.path": "coverage/lcov.info",
+  "editor.codeActionsOnSave": {
+    "source.fixAll": "explicit"
+  },
+  "[javascript]": {
+    "editor.formatOnSave": true,
+    "editor.defaultFormatter": "dbaeumer.vscode-eslint"
+  },
+  "eslint.alwaysShowStatus": true,
+  "eslint.validate": [
+    "javascript",
+    "vue"
+  ],
+  "eslint.format.enable": true,
+  "eslint.options": {
+    "resolvePluginsRelativeTo": ".",
+  },
+  "eslint.workingDirectories": [
+    {
+      "mode": "auto"
+    }
+  ],
+  "eslint.useESLintClass": true,
+  "editor.inlineSuggest.enabled": true,
+  "editor.acceptSuggestionOnCommitCharacter": true,
+  "eslint.run": "onSave",
+  "files.exclude": {
+    ".idea": true
+  },
+  "git.autofetch": true,
+  "files.watcherExclude": {
+    ".npmrc": true
+  },
+  "githubPullRequests.ignoredPullRequestBranches": [
+    "main"
+  ]
+}

AUTHORS.txt

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+Pieter Wigboldus <npm@w3news.org>