chore: upgrade to node >=20

Author: sfdctaka

.github/workflows/lint.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node: [ 18, 20 ]
+        node: [ 20 ]
     name: Linting on Ubuntu with Node ${{ matrix.node }}
     steps:
       - uses: actions/checkout@v3

.github/workflows/prettier.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node: [ 18, 20 ]
+        node: [ 20 ]
     name: Prettier on Ubuntu with Node ${{ matrix.node }}
     steps:
       - uses: actions/checkout@v3

.github/workflows/run-tests.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node: [ 18, 20 ]
+        node: [ 20, 22 ]
     name: Run tests on Ubuntu with Node ${{ matrix.node }}
     steps:
       - uses: actions/checkout@v3
@@ -20,7 +20,7 @@ jobs:
     runs-on: windows-latest
     strategy:
       matrix:
-        node: [ 18, 20 ]
+        node: [ 20, 22 ]
     name: Run tests on Windows with Node ${{ matrix.node }}
     steps:
       - uses: actions/checkout@v3

package.json

@@ -80,13 +80,13 @@
         "trailingComma": "none"
     },
     "engines": {
-        "node": ">=18"
+        "node": ">=20"
     },
     "peerDependencies": {
         "eslint": ">=7"
     },
     "volta": {
-        "node": "20.16.0",
+        "node": "20.18.0",
         "yarn": "1.22.22"
     }
 }