chore(deps): update remaining eslint packages

Author: Codex-

.eslintrc.json

@@ -0,0 +1,77 @@
+// @ts-check
+
+import jsEslint from "@eslint/js";
+import eslintConfigPrettier from "eslint-config-prettier";
+import eslintPluginImportX from "eslint-plugin-import-x";
+import * as tsEslint from "typescript-eslint";
+
+export default tsEslint.config(
+  jsEslint.configs.recommended,
+  eslintPluginImportX.flatConfigs.recommended,
+  eslintPluginImportX.flatConfigs.typescript,
+  ...tsEslint.configs.strictTypeChecked,
+  ...tsEslint.configs.stylisticTypeChecked,
+  {
+    languageOptions: {
+      parserOptions: {
+        projectService: {
+          allowDefaultProject: ["*.js", "*.mjs"],
+        },
+        tsconfigRootDir: import.meta.dirname,
+      },
+    },
+  },
+  {
+    ignores: [
+      "**/coverage",
+      "**/dist",
+      "**/esbuild.config.mjs",
+      "**/lib/__fixtures__/**/*.ts",
+      "**/jest.config.mjs",
+      "**/smoke-tests",
+    ],
+  },
+  {
+    rules: {
+      "@typescript-eslint/await-thenable": "warn",
+      "@typescript-eslint/explicit-function-return-type": "warn",
+      "@typescript-eslint/no-floating-promises": [
+        "warn",
+        { ignoreIIFE: true, ignoreVoid: false },
+      ],
+      "@typescript-eslint/no-unused-vars": [
+        "warn",
+        { argsIgnorePattern: "^_" },
+      ],
+      "@typescript-eslint/restrict-template-expressions": [
+        "error",
+        {
+          allowNever: true,
+          allowNumber: true,
+        },
+      ],
+      "import-x/no-named-as-default-member": "off",
+      "import-x/no-unresolved": "off",
+      "import-x/order": [
+        "warn",
+        { "newlines-between": "always", alphabetize: { order: "asc" } },
+      ],
+      "no-console": ["warn"],
+    },
+  },
+  {
+    files: ["**/*.spec.ts"],
+    rules: {
+      "@typescript-eslint/explicit-function-return-type": "off",
+      "@typescript-eslint/no-non-null-assertion": "off",
+      "@typescript-eslint/no-unsafe-argument": "off",
+      "@typescript-eslint/no-unsafe-assignment": "off",
+      "@typescript-eslint/no-unsafe-member-access": "off",
+    },
+  },
+  {
+    files: ["**/*.js", "**/*.mjs"],
+    ...tsEslint.configs.disableTypeChecked,
+  },
+  eslintConfigPrettier,
+);

eslint.config.mjs

@@ -37,7 +37,7 @@
     "check:types": "tsc -p tsconfig.json",
     "format": "pnpm format:check --write",
     "format:check": "prettier --check \"{**/*,*}.{js,cjs,mjs,ts}\"",
-    "lint": "eslint --ext \".js,.cjs,.mjs,.ts\" .",
+    "lint": "eslint",
     "lint:fix": "pnpm lint --fix",
     "release": "release-it",
     "test": "jest",
@@ -63,14 +63,14 @@
     "cosmiconfig": "^9.0.0",
     "esbuild": "^0.24.0",
     "eslint": "^9.13.0",
-    "eslint-config-airbnb-typescript": "^18.0.0",
     "eslint-config-prettier": "^9.1.0",
-    "eslint-plugin-import": "^2.30.0",
-    "eslint-plugin-prettier": "^5.2.1",
+    "eslint-import-resolver-typescript": "^3.6.3",
+    "eslint-plugin-import-x": "^4.3.1",
     "jest": "^29.7.0",
     "prettier": "^3.3.3",
     "release-it": "^17.6.0",
-    "typescript": "^5.6.2"
+    "typescript": "^5.6.2",
+    "typescript-eslint": "^8.10.0"
   },
   "keywords": [
     "cosmiconfig",