ci: add matrix.os array to test on other os (#47)

* style(ci): use standardized template

* ci: add `matrix.os` array to test on other os

.github/workflows/ci.yml

@@ -1,4 +1,5 @@
-name: CI workflow
+name: CI
+
 on:
   push:
     paths-ignore:
@@ -8,22 +9,32 @@ on:
     paths-ignore:
       - 'docs/**'
       - '*.md'
+
 jobs:
   test:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
+
     strategy:
       matrix:
         node-version: [10.x, 12.x, 14.x]
+        os: [macos-latest, ubuntu-latest, windows-latest]
+
     steps:
       - uses: actions/checkout@v2
-      - name: Use Node.js ${{ matrix.node-version }}
+
+      - name: Use Node.js
         uses: actions/setup-node@v2.1.5
         with:
           node-version: ${{ matrix.node-version }}
+
       - name: Install Dependencies
-        run: npm install --ignore-scripts
-      - name: Tests
-        run: npm run test:ci
+        run: |
+          npm install --ignore-scripts
+
+      - name: Run Tests
+        run: |
+          npm run test:ci
+
       - name: Coveralls Parallel
         uses: coverallsapp/github-action@v1.1.2
         with:
@@ -45,7 +56,7 @@ jobs:
     needs: test
     runs-on: ubuntu-latest
     steps:
-      - uses: fastify/github-action-merge-dependabot@v1.2.1
+      - uses: fastify/github-action-merge-dependabot@v2.0.0
         if: ${{ github.actor == 'dependabot[bot]' && github.event_name == 'pull_request' }}
         with:
           github-token: ${{secrets.github_token}}

README.md

@@ -1,6 +1,6 @@
 # env-schema
 
-![CI workflow](https://github.com/fastify/env-schema/workflows/CI%20workflow/badge.svg)
+![CI](https://github.com/fastify/env-schema/workflows/CI/badge.svg)
 [![NPM version](https://img.shields.io/npm/v/env-schema.svg?style=flat)](https://www.npmjs.com/package/env-schema)
 [![Known Vulnerabilities](https://snyk.io/test/github/fastify/env-schema/badge.svg)](https://snyk.io/test/github/fastify/env-schema)
 [![Coverage Status](https://coveralls.io/repos/github/fastify/env-schema/badge.svg?branch=master)](https://coveralls.io/github/fastify/env-schema?branch=master)