Remove Node v16 support (#251)

v18 is the minimum supported by Node and GitHub actions

.github/workflows/linting-and-unit-tests.yml

@@ -12,8 +12,8 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [16.x, 18.x, 20.x]
-        # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
+        node-version: [18.x, 20.x]
+        # See supported Node.js release schedule at https://github.com/nodejs/release#release-schedule
 
     steps:
       - uses: actions/checkout@v3

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

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
-          node-version: '18.x'
+          node-version: '20.x'
       - run: yarn install
       - run: yarn build
       - run: yarn test
@@ -29,7 +29,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
-          node-version: '18.x'
+          node-version: '20.x'
           registry-url: 'https://registry.npmjs.org'
       - run: yarn install
       - run: yarn --cwd module build
@@ -47,7 +47,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
-          node-version: '18.x'
+          node-version: '20.x'
           registry-url: https://npm.pkg.github.com/
       - run: yarn install
       - run: yarn --cwd module build

.nvmrc

@@ -1 +1 @@
-18
+20