Update eslint and all other configs (#144)

babel.config.json

@@ -0,0 +1,6 @@
+{
+  "presets": [
+    ["@babel/preset-env", { "targets": { "node": "current" } }],
+    "@babel/preset-typescript"
+  ]
+}

eslint.config.js

@@ -0,0 +1,17 @@
+// @ts-check
+
+import eslint from "@eslint/js";
+import tseslint from "typescript-eslint";
+import jest from "eslint-plugin-jest";
+
+export default tseslint.config(
+  eslint.configs.recommended,
+  ...tseslint.configs.recommended,
+  {
+    ignores: ["dist/*"],
+  },
+  {
+    files: ["__tests__/**"],
+    ...jest.configs["flat/recommended"],
+  }
+);

package.json

@@ -7,26 +7,25 @@
   "scripts": {
     "pretest": "npm run lint",
     "test": "jest --coverage",
-    "lint": "eslint src/**/*.ts",
+    "lint": "eslint .",
     "pretty-quick": "pretty-quick",
     "build": "ncc build src/index.ts"
   },
   "author": "Katy DeCorah",
   "license": "ISC",
   "devDependencies": {
-    "@babel/preset-env": "^7.24.3",
-    "@babel/preset-typescript": "^7.24.1",
+    "@babel/preset-env": "^7.24.6",
+    "@babel/preset-typescript": "^7.24.6",
+    "@eslint/js": "^9.3.0",
     "@types/jest": "^29.5.12",
     "@types/js-yaml": "^4.0.9",
-    "@types/node": "^20.11.30",
-    "@typescript-eslint/eslint-plugin": "^7.4.0",
-    "@typescript-eslint/parser": "^7.4.0",
+    "@types/node": "^20.12.12",
     "@vercel/ncc": "^0.38.1",
     "eslint": "^8.57.0",
-    "eslint-config-prettier": "^9.1.0",
-    "eslint-plugin-jest": "^27.9.0",
+    "eslint-plugin-jest": "^28.5.0",
     "jest": "^29.7.0",
-    "typescript": "^5.4.3"
+    "typescript": "^5.4.5",
+    "typescript-eslint": "^7.10.0"
   },
   "dependencies": {
     "@actions/core": "^1.10.1",

src/write-file.ts

@@ -1,7 +1,6 @@
 import { writeFile, readFile } from "fs/promises";
 import { Playlist } from ".";
 import { load, dump } from "js-yaml";
-import { setFailed } from "@actions/core";
 
 export default async function updateMain(data: Playlist, filename: string) {
   try {