created yaml for lint testing

Author: OutsideofemiT

.github/workflows/main.yaml

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+{
+  "name": "Lint workflow",
+  "on": {
+    "pull_request": {
+      "branches": ["develop", "staging"]
+    }
+  },
+  "jobs": {
+    "test": {
+      "runs-on": "ubuntu-latest",
+      "steps": [
+        {
+          "name": "Checkout code",
+          "uses": "actions/checkout@v1"
+        },
+        {
+          "name": "Use Node.js 21.x",
+          "uses": "actions/setup-node@v1",
+          "with": {
+            "node-version": "21.x"
+          }
+        },
+        {
+          "name": "🧰 install deps",
+          "run": "npm install"
+        },
+        {
+          "name": "Run lint",
+          "run": "npm run lint"
+        }
+      ]
+    }
+  }
+}

eslint.config.mjs

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+import js from "@eslint/js";
+import globals from "globals";
+import tseslint from "typescript-eslint";
+import pluginReact from "eslint-plugin-react";
+import { defineConfig } from "eslint/config";
+
+
+export default defineConfig([
+  { files: ["**/*.{js,mjs,cjs,ts,jsx,tsx}"], plugins: { js }, extends: ["js/recommended"] },
+  { files: ["**/*.{js,mjs,cjs,ts,jsx,tsx}"], languageOptions: { globals: globals.browser } },
+  tseslint.configs.recommended,
+  pluginReact.configs.flat.recommended,
+]);