.editorconfig

@@ -10,3 +10,6 @@ trim_trailing_whitespace = true
 
 [*.md]
 trim_trailing_whitespace = false
+
+[*.json]
+indent_size = 4

.github/dependabot.yml

@@ -0,0 +1,28 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: 'npm' # See documentation for possible values
+    directory: '/' # Location of package manifests
+    schedule:
+      interval: 'monthly'
+    groups:
+      production-dependencies:
+        dependency-type: 'production'
+      development-dependencies:
+        dependency-type: 'development'
+    labels:
+    - 'dependencies'
+  - package-ecosystem: 'github-actions'
+    directory: '/'
+    schedule:
+      interval: 'monthly'
+    groups:
+      github-actions:
+        patterns:
+        - '*'
+    labels:
+    - 'ci'

.github/workflows/codeql.yml

@@ -0,0 +1,74 @@
+# For most projects, this workflow file will not need changing; you simply need
+# to commit it to your repository.
+#
+# You may wish to alter this file to override the set of languages analyzed,
+# or to provide custom queries or build logic.
+#
+# ******** NOTE ********
+# We have attempted to detect the languages in your repository. Please check
+# the `language` matrix defined below to confirm you have the correct set of
+# supported CodeQL languages.
+#
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [ "main" ]
+  schedule:
+    - cron: '43 2 9,16 * *'
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'javascript' ]
+        # CodeQL supports [ 'cpp', 'csharp', 'go', 'java', 'javascript', 'python', 'ruby' ]
+        # Learn more about CodeQL language support at https://aka.ms/codeql-docs/language-support
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v3
+      with:
+        languages: ${{ matrix.language }}
+        # If you wish to specify custom queries, you can do so here or in a config file.
+        # By default, queries listed here will override any specified in a config file.
+        # Prefix the list here with "+" to use these queries and those in the config file.
+
+        # Details on CodeQL's query packs refer to : https://docs.github.com/en/code-security/code-scanning/automatically-scanning-your-code-for-vulnerabilities-and-errors/configuring-code-scanning#using-queries-in-ql-packs
+        # queries: security-extended,security-and-quality
+
+
+    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+    # If this step fails, then you should remove it and run the build manually (see below)
+    - name: Autobuild
+      uses: github/codeql-action/autobuild@v3
+
+    # ℹ️ Command-line programs to run using the OS shell.
+    # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
+
+    #   If the Autobuild fails above, remove it and uncomment the following three lines.
+    #   modify them (or add more) to build your code if your project, please refer to the EXAMPLE below for guidance.
+
+    # - run: |
+    #   echo "Run, Build Application using script"
+    #   ./location_of_script_within_repo/buildscript.sh
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v3
+      with:
+        category: "/language:${{matrix.language}}"

.github/workflows/dependency-review.yml

@@ -0,0 +1,20 @@
+# Dependency Review Action
+#
+# This Action will scan dependency manifest files that change as part of a Pull Request, surfacing known-vulnerable versions of the packages declared or updated in the PR. Once installed, if the workflow run is marked as required, PRs introducing known-vulnerable packages will be blocked from merging.
+#
+# Source repository: https://github.com/actions/dependency-review-action
+# Public documentation: https://docs.github.com/en/code-security/supply-chain-security/understanding-your-software-supply-chain/about-dependency-review#dependency-review-enforcement
+name: 'Dependency Review'
+on: [pull_request]
+
+permissions:
+  contents: read
+
+jobs:
+  dependency-review:
+    runs-on: ubuntu-latest
+    steps:
+      - name: 'Checkout Repository'
+        uses: actions/checkout@v4
+      - name: 'Dependency Review'
+        uses: actions/dependency-review-action@v4

.github/workflows/node.js.yml

@@ -0,0 +1,34 @@
+# This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
+
+name: CI
+
+on:
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [20]
+        # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v4
+      with:
+        node-version: ${{ matrix.node-version }}
+    - name: Use pnpm
+      uses: pnpm/action-setup@v4
+    - run: pnpm install --no-frozen-lockfile
+    - run: pnpm lint
+    - run: pnpm test
+      env:
+        GITHUB_ACTIONS: true
+    - run: pnpm types
+    - run: pnpm test:types

.github/workflows/size-limit.yml

@@ -0,0 +1,39 @@
+name: Size limit
+
+on:
+  pull_request:
+    branches: [ main ]
+
+permissions:
+  pull-requests: write
+
+jobs:
+  size:
+    runs-on: ubuntu-latest
+    env:
+      CI_JOB_NUMBER: 1
+
+    strategy:
+      matrix:
+        node-version: [20]
+        # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: Use pnpm and install dependencies
+        uses: pnpm/action-setup@v4
+
+      - run: pnpm install --no-frozen-lockfile
+
+      - name: Use Size limit
+        uses: andresz1/size-limit-action@v1
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          skip_step: build
+          package_manager: pnpm

.gitignore

@@ -1,2 +1,4 @@
 node_modules
+.npmrc
 coverage
+types-transitive

.size-limit.json

@@ -0,0 +1,66 @@
+[
+    {
+      "name": "`datetime`",
+      "path": "src/index.js",
+      "import": "{ datetime }"
+    },
+    {
+      "name": "`utc`",
+      "path": "src/index.js",
+      "import": "{ utc }"
+    },
+    {
+      "name": "`datetimeTz`",
+      "path": "src/index.js",
+      "import": "{ datetimeTz }"
+    },
+    {
+      "name": "`duration`",
+      "path": "src/index.js",
+      "import": "{ duration }"
+    },
+    {
+      "name": "`tzOffset`",
+      "path": "src/index.js",
+      "import": "{ tzOffset }"
+    },
+    {
+      "name": "`setTimeSeparator`",
+      "path": "src/index.js",
+      "import": "{ setTimeSeparator }"
+    },
+    {
+      "name": "`setTzConfig`",
+      "path": "src/index.js",
+      "import": "{ setTzConfig }"
+    },
+    {
+      "name": "`setTzInRealWorldRange`",
+      "path": "src/index.js",
+      "import": "{ setTzInRealWorldRange }"
+    },
+    {
+      "name": "`setTzSeparator`",
+      "path": "src/index.js",
+      "import": "{ setTzSeparator }"
+    },
+    {
+      "name": "`daysBetween`",
+      "path": "src/index.js",
+      "import": "{ daysBetween }"
+    },
+    {
+      "name": "`weekNumber`",
+      "path": "src/index.js",
+      "import": "{ weekNumber }"
+    },
+    {
+      "name": "`DateTime`",
+      "path": "src/index.js",
+      "import": "{ DateTime }"
+    },
+    {
+      "name": "**All modules** (`import *`)",
+      "path": "src/index.js"
+    }
+  ]