fix JSON validation GitHub workflow

.eslintrc

@@ -1,4 +0,0 @@
-{
-	"root": true,
-	"extends": ["plugin:json/recommended"]
-}

.github/workflows/validate-json.yml

@@ -1,5 +1,6 @@
 name: Validate people.json
 on:
+  workflow_dispatch:
   push:
       paths:
       - 'people.json'
@@ -9,21 +10,15 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout this repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4.1.0
 
       - name: Setting up Node.js
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4.0.2
         with:
-          node-version: '18'
+          node-version: 'v20.12.2'
 
-      - name: Installing eslint & eslint-plugin-json
+      - name: Installing eslint-plugin-json
         run: npm i eslint-plugin-json
 
       - name: Validate the JSON
         run: npx eslint people.json
-
-      - name: Installing ajv CLI
-        run: npm i -g ajv-cli
-
-      - name: Validate the JSON Schema
-        run: ajv validate -s schema.json -d people.json --spec=draft2020

eslint.config.js

@@ -0,0 +1,10 @@
+const json = require('eslint-plugin-json');
+
+module.exports = [
+  {
+    files: ['**/*.json'],
+    plugins: { json },
+    processor: json.processors['.json'],
+    rules: json.configs.recommended.rules,
+  },
+]