It adds missing unit tests for custom errors

.babelrc

@@ -0,0 +1,3 @@
+{
+    "presets": ["@babel/preset-env"]
+  }

.github/workflows/build_release.yml

@@ -0,0 +1,41 @@
+name: Build & Release
+
+on:
+  push:
+    branches:
+      - main
+      - beta
+  pull_request:
+    branches:
+      - main
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: "lts/*"
+
+      - name: Install dependencies
+        run: npm ci --ignore-scripts
+
+      - name: Build
+        run: npm run build
+
+      - name: Test
+        run: npm run test
+
+      - name: Create Zip
+        run: mkdir temp && zip -r temp/zaity.zip lib package.json LICENSE
+
+      - name: Release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+        run: npx semantic-release

.github/workflows/maintenance.yml

@@ -0,0 +1,36 @@
+name: Maintenance
+
+on:
+  push:
+    branches:
+      - feature/**
+      - fix/**
+      - docs/**
+      - refactor/**
+      - test/**
+      - ci/**
+  pull_request:
+    branches:
+      - develop
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v3
+
+      - name: Use Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: lts/*
+          cache: "npm"
+      - name: Intall dependencies
+        run: npm ci --ignore-scripts
+
+      - name: Build
+        run: npm run build
+
+      - name: Test
+        run: npm run test

.gitignore

@@ -0,0 +1,4 @@
+node_modules/
+lib/
+bin/
+index.html

.husky/commit-msg

@@ -0,0 +1,4 @@
+#!/usr/bin/env sh
+. "$(dirname -- "$0")/_/husky.sh"
+
+npx --no -- commitlint --edit $1

.husky/pre-commit

@@ -0,0 +1,4 @@
+#!/usr/bin/env sh
+. "$(dirname -- "$0")/_/husky.sh"
+
+npm run test

.releaserc

@@ -0,0 +1,32 @@
+{
+    "branches": [
+        {
+            "name": "main"
+        },
+        {
+            "name": "beta",
+            "channel": "beta",
+            "prerelease": true
+        }
+    ],
+    "plugins": [
+        "@semantic-release/commit-analyzer",
+        "@semantic-release/release-notes-generator",
+        [
+            "@semantic-release/changelog",
+            {
+                "changelogFile": "CHANGELOG.md"
+            }
+        ],
+        "@semantic-release/npm",
+        [
+            "@semantic-release/github",
+            {
+                "assets": [
+                    "lib/*",
+                    "CHANGELOG.md"
+                ]
+            }
+        ]
+    ]
+}

CONTRIBUTING.md

@@ -0,0 +1,46 @@
+# Contributing Guidelines
+
+## Welcome!
+
+Thank you for considering contributing to this project! Whether you are fixing a bug, adding a new feature, or improving documentation, your contributions are appreciated.
+
+Before you start contributing, please take a moment to read the following guidelines.
+
+## How to Contribute
+
+1. Fork the repository.
+2. Create a new branch: `git checkout -b feature/your-feature` or `git checkout -b bugfix/your-bugfix`.
+3. Make your changes and commit them, by running: `npm run commit`.
+4. Push to the branch: `git push origin feature/your-feature`.
+5. Submit a pull request.
+
+## Reporting Issues
+
+Before submitting an issue:
+
+- Check the [existing issues](https://github.com/danilolmc/zaity/issues) to see if the problem has already been reported.
+- Ensure you are using the latest version of the project.
+
+When submitting an issue, please include:
+
+- A detailed description of the issue.
+- Steps to reproduce the issue.
+- Expected behavior.
+- Screenshots or code snippets if applicable.
+
+## Pull Requests
+
+When submitting a pull request:
+
+- Update documentation if needed.
+- Update the `CHANGELOG.md` if applicable.
+
+## Documentation
+
+Improve the documentation or add new documentation for your changes.
+
+## Licensing
+
+By contributing, you agree that your contributions will be licensed under the [MIT License](LICENSE).
+
+Thank you for your contributions!