Drops support for Node < 14.14.0, updates CI, drops Gitter notification

.github/workflows/test.yml

@@ -25,15 +25,15 @@ jobs:
     strategy:
       matrix:
         os: ['ubuntu-latest', 'windows-latest']
-        node: ['12.0']
+        node: ['14.14.0']
     name: Testing Node ${{ matrix.node }} on ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
           cache: 'npm'
 
-      - run: npm install --no-package-lock
+      - run: npm install
       - run: npm test
 
   test:
@@ -43,7 +43,7 @@ jobs:
     strategy:
       matrix:
         os: ['ubuntu-latest', 'windows-latest']
-        node: ['12.0', '14.0', '16.0']
+        node: ['14.14.0', '16.0', '18.0']
     name: Testing Node ${{ matrix.node }} on ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v3
@@ -52,12 +52,12 @@ jobs:
           node-version: ${{ matrix.node }}
           cache: 'npm'
 
-      - run: npm install --no-package-lock
+      - run: npm install
       - run: npm test
-      - if: matrix.os == 'ubuntu-latest' && matrix.node == '16.0'
+      - if: matrix.os == 'ubuntu-latest' && matrix.node == '18.0'
         run: npm run coverage
-      - if: matrix.os == 'ubuntu-latest' && matrix.node == '16.0'
-        uses: coverallsapp/github-action@1.1.3
+      - if: matrix.os == 'ubuntu-latest' && matrix.node == '18.0'
+        uses: coverallsapp/github-action@v2
         with:
-          github-token: ${{ github.token }}
-          path-to-lcov: ./coverage.info
+          file: coverage.info
+          format: lcov

package.json

@@ -72,6 +72,6 @@
     "metalsmith": "^2.6.0"
   },
   "engines": {
-    "node": ">=12"
+    "node": ">=14.14.0"
   }
 }