Fix ESLint v9 config (#269)

Author: swissspidy

.eslintignore

@@ -0,0 +1,26 @@
+import globals from "globals";
+import eslint from "@eslint/js";
+import github from 'eslint-plugin-github'
+import tseslint from 'typescript-eslint';
+
+export default tseslint.config(
+	eslint.configs.recommended,
+	tseslint.configs.recommended,
+	github.getFlatConfigs().recommended,
+	{
+		languageOptions: {
+			ecmaVersion: 9,
+			sourceType: "module",
+			globals: {
+				...globals.node,
+			}
+		},
+		ignores: ["**/dist/", "**/lib/", "**/node_modules/", "**/jest.config.js"],
+		rules: {
+			camelcase: "off",
+			"i18n-text/no-en": "off",
+			"no-console": "off",
+		},
+	}
+);
+

.eslintrc.json

@@ -27,13 +27,15 @@
     "@actions/core": "^1.11.1"
   },
   "devDependencies": {
+    "@eslint/js": "^9.20.0",
     "@types/node": "^22.13.4",
     "@typescript-eslint/eslint-plugin": "^8.24.0",
     "@typescript-eslint/parser": "^8.24.0",
     "@vercel/ncc": "^0.38.3",
     "eslint": "^9.20.1",
     "eslint-plugin-github": "^5.1.8",
     "eslint-plugin-prettier": "^5.2.3",
+    "globals": "^15.15.0",
     "prettier": "^3.5.1",
     "ts-jest": "^29.2.5",
     "typescript": "^5.7.3"