Migration to flat ESLint config, Update packages

.github/dependabot.yml

@@ -8,4 +8,4 @@ updates:
     - package-ecosystem: 'npm' # See documentation for possible values
       directory: '/' # Location of package manifests
       schedule:
-          interval: 'weekly'
+          interval: 'monthly'

.github/workflows/lint.yml

@@ -20,7 +20,7 @@ jobs:
             - name: Set up Node.js
               uses: actions/setup-node@v3
               with:
-                  node-version: 20
+                  node-version: latest
 
             - uses: pnpm/action-setup@v2
               with:

eslint.config.js

@@ -0,0 +1,25 @@
+// @ts-check
+
+import eslint from '@eslint/js';
+import tseslint from 'typescript-eslint';
+
+export default tseslint.config(
+    eslint.configs.recommended,
+    {ignores:["dist/"]},
+    ...tseslint.configs.strictTypeChecked,
+    ...tseslint.configs.stylisticTypeChecked,
+    {
+
+    languageOptions: {
+        parserOptions: {
+        project: true,
+        tsconfigRootDir: import.meta.dirname,
+        },
+    },
+    rules:{
+        "@typescript-eslint/no-non-null-assertion": "off",
+        "@typescript-eslint/restrict-template-expressions": "warn",
+        "@typescript-eslint/prefer-for-of": "off"
+    }
+},
+);

package.json

@@ -2,21 +2,22 @@
     "type": "module",
     "scripts": {
         "start": "node dist/src/index.js",
-        "lint": "eslint src -c .eslintrc.json **/*.ts",
+        "lint": "eslint \"**/*.ts\" .",
         "dev": "tsx src/index.ts",
         "build": "tsc"
     },
     "dependencies": {
-        "fastify": "^4.26.2"
+        "@eslint/js": "^9.2.0",
+        "@types/eslint__js": "^8.42.3",
+        "fastify": "^4.27.0",
+        "typescript-eslint": "^7.9.0"
     },
     "devDependencies": {
-        "@types/node": "^20.11.30",
-        "@typescript-eslint/eslint-plugin": "^7.4.0",
-        "@typescript-eslint/parser": "^7.4.0",
-        "eslint": "^8.57.0",
-        "typescript": "5.4.3"
+        "@types/node": "^20.12.12",
+        "eslint": "^9.2.0",
+        "typescript": "5.4.5"
     },
     "optionalDependencies": {
-        "tsx": "^4.7.1"
+        "tsx": "^4.10.3"
     }
 }