fix!: Drop support for node 14, 16. Now supports node 18 and 20.

Author: TimothyJones

.github/workflows/ci.yaml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        node: [14, 16, 18]
+        node: [18, 20]
         os: [ubuntu-latest, windows-latest]
     env:
         OS: ${{ matrix.os }}

.github/workflows/release-please.yml

@@ -21,7 +21,7 @@ jobs:
         if: ${{ steps.release.outputs.release_created }}
       - uses: actions/setup-node@v3
         with:
-          node-version: 16
+          node-version: 20
           registry-url: 'https://registry.npmjs.org'
         if: ${{ steps.release.outputs.release_created }}
       - run: npm ci