ci: minor adjustments (#13)

* ci: use stable v2 of `setup-node` action

* ci: use package caching

* ci: use higher LTS version of node

* ci: formatting tweaks

Author: G-Rath

.github/workflows/checks.yaml

@@ -29,7 +29,7 @@ jobs:
   test-node:
     name:
       # prettier-ignore
-      Test on Node.js v${{ matrix.node-version }} and eslint v${{matrix.eslint-version }}
+      Test on Node.js v${{ matrix.node-version }} and eslint v${{ matrix.eslint-version }}
     strategy:
       fail-fast: false
       matrix:
@@ -40,13 +40,14 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v2-beta
+        uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node-version }}
-      - name: install with eslint v${{matrix.eslint-version }}
+          cache: npm
+      - name: install with eslint v${{ matrix.eslint-version }}
         run: |
           npm ci
-          npm install -D eslint@${{matrix.eslint-version }}
+          npm install -D eslint@${{ matrix.eslint-version }}
       - name: prettier
         run: npm run prettier:check
       - name: typecheck
@@ -66,9 +67,10 @@ jobs:
 
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2-beta
+      - uses: actions/setup-node@v2
         with:
-          node-version: 12.x
+          node-version: 14.x
+          cache: npm
       - name: install
         run: npm ci
       - name: prettier

.github/workflows/release.yaml

@@ -14,16 +14,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2-beta
+      - uses: actions/setup-node@v2
         with:
-          node-version: '12.x'
-
-      - uses: actions/cache@v2
-        with:
-          path: ~/.npm
-          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
-          restore-keys: |
-            ${{ runner.os }}-node-
+          node-version: 14.x
+          cache: npm
 
       - name: install
         run: npm ci