Cleanup and improvements

- Added GitHub action for running the unit test
- Fixed the unit test to pass
- Added badges to the README
- Added .npmignore to exclude the GitHub Actions
  and the unit tests from the published NPM package

.github/workflows/ci.yml

@@ -0,0 +1,25 @@
+# Run the tests
+
+name: CI
+
+on: [ push, pull_request ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Git Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: "18.x"
+          registry-url: "https://registry.npmjs.org"
+
+      - name: Install NPM packages
+        run: npm ci
+
+      - name: Run tests
+        run: npm test

.github/workflows/publish-npm-package.yml

@@ -12,14 +12,18 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v3
+      - name: Git Checkout
+        uses: actions/checkout@v4
+
+      - name: Install Node
+        uses: actions/setup-node@v3
         with:
           node-version: "18.x"
           registry-url: "https://registry.npmjs.org"
-      # TODO: enable unit tests
-      # - run: npm ci
-      - run: npm publish
+
+      - name: Publish the NPM package
+        run: npm publish
         env:
           NODE_AUTH_TOKEN: ${{ secrets.NODE_AUTH_TOKEN }}

.gitignore

@@ -0,0 +1,2 @@
+node_modules/
+*.tgz

.npmignore

@@ -0,0 +1,3 @@
+.github/
+*.test.js
+*.tgz

README.md

@@ -1,5 +1,8 @@
 # The ESLint Plugin
 
+![NPM Version](https://img.shields.io/npm/v/eslint-plugin-agama-i18n)
+[![CI](https://github.com/agama-project/eslint-plugin-agama-i18n/actions/workflows/ci.yml/badge.svg)](https://github.com/agama-project/eslint-plugin-agama-i18n/actions/workflows/ci.yml)
+
 This directory contains a simple ESLint plugin which checks that only string
 literals are passed to the translation functions.