feat: drop Node 8 support

BREAKING CHANGE: Requires Node@^10.12.0 || >=12.0.0

Author: MichaelDeBoey

.github/workflows/CI.yml

@@ -14,7 +14,7 @@ jobs:
       matrix:
         os: [ubuntu-latest]
         eslint: [6]
-        node: [8, 10, 12, 14, 16]
+        node: [10, 12, 14, 16]
         include:
           # On other platforms
           - os: windows-latest
@@ -23,7 +23,7 @@ jobs:
             node: 16
           # On the minimum supported ESLint/Node.js version
           - eslint: 6.6.0
-            node: 8.10.0
+            node: 10.12.0
 
     runs-on: ${{ matrix.os }}
     steps:

README.md

@@ -16,8 +16,8 @@ npm install --save-dev eslint @mysticatea/eslint-plugin
 
 ### Requirements
 
-- Node.js `^8.10.0` or newer versions.
-- ESLint `^6.3.0` or newer versions.
+- Node.js `^10.12.0 || >=12.0.0` or newer versions.
+- ESLint `^6.6.0` or newer versions.
 
 ## 📖 Usage
 

package.json

@@ -3,7 +3,7 @@
   "version": "13.0.0",
   "description": "Additional ESLint rules.",
   "engines": {
-    "node": ">=8.10.0"
+    "node": "^10.12.0 || >=12.0.0"
   },
   "main": "index.js",
   "files": [