Proposal: Clean up CI job a bit

relates to #586 and #720

Added npm scripts for doctest and style checking via standard. This allows us to call those directly via npm and not via npx.

The CI job itself is now split into distinct steps (makes it more visible which step failed).

Author: defaude

.github/workflows/ci.yml

@@ -0,0 +1,29 @@
+name: Continuous Integration
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-node@v2
+      with:
+        node-version: '14'
+
+    - name: 📦 Install dependencies
+      run: npm ci
+      env:
+        CI: true
+
+    - name: 🧪 Run tests
+      run: |
+        npm run doctest || true # TODO: Add all doctests
+        npm test
+      env:
+        CI: true
+
+    - name: 💄 Code style
+      run: npm run style
+      env:
+        CI: true

.github/workflows/nodejs.yml

@@ -4,7 +4,9 @@
   "description": "A repository for All algorithms implemented in Javascript (for educational purposes only)",
   "main": "",
   "scripts": {
-    "test": "jest --no-cache"
+    "doctest": "doctest **/*.js",
+    "test": "jest --no-cache",
+    "style": "standard"
   },
   "author": "TheAlgorithms",
   "license": "GPL-3.0",