diff --git a/.prettierrc.json b/.prettierrc.json
index 1339e9b..f3a86ce 100644
--- a/.prettierrc.json
+++ b/.prettierrc.json
@@ -6,6 +6,5 @@
   "singleQuote": true,
   "trailingComma": "none",
   "bracketSpacing": false,
-  "arrowParens": "avoid",
-  "parser": "typescript"
+  "arrowParens": "avoid"
 }
diff --git a/__tests__/context.test.ts b/__tests__/context.test.ts
index 801696f..34be03d 100644
--- a/__tests__/context.test.ts
+++ b/__tests__/context.test.ts
@@ -2,7 +2,7 @@ import {beforeEach, describe, expect, test} from 'vitest';
 import * as os from 'os';
 import * as path from 'path';
 
-import * as context from '../src/context';
+import * as context from '../src/context.js';
 
 describe('getInputs', () => {
   beforeEach(() => {
diff --git a/eslint.config.js b/eslint.config.js
deleted file mode 100644
index f1690e7..0000000
--- a/eslint.config.js
+++ /dev/null
@@ -1,58 +0,0 @@
-/* eslint-disable @typescript-eslint/no-require-imports */
-const {defineConfig, globalIgnores} = require('eslint/config');
-const {fixupConfigRules, fixupPluginRules} = require('@eslint/compat');
-const typescriptEslint = require('@typescript-eslint/eslint-plugin');
-const vitestPlugin = require('@vitest/eslint-plugin');
-const prettier = require('eslint-plugin-prettier');
-const globals = require('globals');
-const tsParser = require('@typescript-eslint/parser');
-const js = require('@eslint/js');
-const {FlatCompat} = require('@eslint/eslintrc');
-
-// __dirname and __filename exist natively in CommonJS
-const compat = new FlatCompat({
-  baseDirectory: __dirname,
-  recommendedConfig: js.configs.recommended,
-  allConfig: js.configs.all
-});
-
-module.exports = defineConfig([
-  globalIgnores(['dist/**/*', 'coverage/**/*', 'node_modules/**/*']),
-  {
-    // prettier-ignore
-    extends: fixupConfigRules(
-      compat.extends(
-        'eslint:recommended',
-        'plugin:@typescript-eslint/eslint-recommended',
-        'plugin:@typescript-eslint/recommended',
-        'plugin:@vitest/legacy-recommended',
-        'plugin:prettier/recommended'
-      )
-    ),
-
-    plugins: {
-      '@typescript-eslint': fixupPluginRules(typescriptEslint),
-      '@vitest': fixupPluginRules(vitestPlugin),
-      prettier: fixupPluginRules(prettier)
-    },
-
-    languageOptions: {
-      globals: {
-        ...globals.node,
-        ...vitestPlugin.environments.env.globals
-      },
-      parser: tsParser,
-      ecmaVersion: 'latest',
-      sourceType: 'module'
-    },
-
-    rules: {
-      '@typescript-eslint/no-require-imports': [
-        'error',
-        {
-          allowAsImport: true
-        }
-      ]
-    }
-  }
-]);
diff --git a/eslint.config.mjs b/eslint.config.mjs
new file mode 100644
index 0000000..530d49b
--- /dev/null
+++ b/eslint.config.mjs
@@ -0,0 +1,52 @@
+import {defineConfig} from 'eslint/config';
+import js from '@eslint/js';
+import tseslint from '@typescript-eslint/eslint-plugin';
+import vitest from '@vitest/eslint-plugin';
+import globals from 'globals';
+import eslintConfigPrettier from 'eslint-config-prettier/flat';
+import eslintPluginPrettier from 'eslint-plugin-prettier';
+
+export default defineConfig([
+  {
+    ignores: ['.yarn/**/*', 'coverage/**/*', 'dist/**/*']
+  },
+  js.configs.recommended,
+  ...tseslint.configs['flat/recommended'],
+  eslintConfigPrettier,
+  {
+    languageOptions: {
+      globals: {
+        ...globals.node
+      }
+    }
+  },
+  {
+    files: ['__tests__/**'],
+    ...vitest.configs.recommended,
+    languageOptions: {
+      globals: {
+        ...globals.node,
+        ...vitest.environments.env.globals
+      }
+    },
+    rules: {
+      ...vitest.configs.recommended.rules,
+      'vitest/no-conditional-expect': 'error',
+      'vitest/no-disabled-tests': 0
+    }
+  },
+  {
+    plugins: {
+      prettier: eslintPluginPrettier
+    },
+    rules: {
+      'prettier/prettier': 'error',
+      '@typescript-eslint/no-require-imports': [
+        'error',
+        {
+          allowAsImport: true
+        }
+      ]
+    }
+  }
+]);
diff --git a/package.json b/package.json
index a7e5345..3bc21ce 100644
--- a/package.json
+++ b/package.json
@@ -1,15 +1,12 @@
 {
   "name": "docker-setup-docker",
   "description": "Set up Docker for use in GitHub Actions by downloading and installing a version of Docker CE",
-  "main": "lib/main.js",
+  "type": "module",
+  "main": "src/main.ts",
   "scripts": {
     "build": "ncc build src/main.ts --source-map --minify --license licenses.txt",
-    "lint": "yarn run prettier && yarn run eslint",
-    "format": "yarn run prettier:fix && yarn run eslint:fix",
-    "eslint": "eslint --max-warnings=0 .",
-    "eslint:fix": "eslint --fix .",
-    "prettier": "prettier --check \"./**/*.ts\"",
-    "prettier:fix": "prettier --write \"./**/*.ts\"",
+    "lint": "eslint --max-warnings=0 .",
+    "format": "eslint --fix .",
     "test": "vitest run",
     "all": "yarn run build && yarn run format && yarn test"
   },
@@ -30,8 +27,6 @@
     "@docker/actions-toolkit": "^0.71.0"
   },
   "devDependencies": {
-    "@eslint/compat": "^2.0.0",
-    "@eslint/eslintrc": "^3.3.3",
     "@eslint/js": "^9.39.2",
     "@types/node": "^20.19.27",
     "@typescript-eslint/eslint-plugin": "^8.50.0",
@@ -42,8 +37,8 @@
     "eslint": "^9.39.2",
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-prettier": "^5.5.4",
+    "globals": "^17.3.0",
     "prettier": "^3.7.4",
-    "ts-node": "^10.9.2",
     "typescript": "^5.9.3",
     "vitest": "^4.0.18"
   }
diff --git a/src/context.ts b/src/context.ts
index 38287a6..3ab54fd 100644
--- a/src/context.ts
+++ b/src/context.ts
@@ -3,8 +3,8 @@ import path from 'path';
 import * as core from '@actions/core';
 import {parse} from 'csv-parse/sync';
 
-import {InstallSource} from '@docker/actions-toolkit/lib/docker/install';
-import {Util} from '@docker/actions-toolkit/lib/util';
+import {InstallSource} from '@docker/actions-toolkit/lib/docker/install.js';
+import {Util} from '@docker/actions-toolkit/lib/util.js';
 
 export interface Inputs {
   source: InstallSource;
diff --git a/src/main.ts b/src/main.ts
index e945bd4..453011a 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -2,13 +2,13 @@ import * as crypto from 'crypto';
 import path from 'path';
 import * as core from '@actions/core';
 import * as actionsToolkit from '@docker/actions-toolkit';
-import {Install} from '@docker/actions-toolkit/lib/docker/install';
-import {Docker} from '@docker/actions-toolkit/lib/docker/docker';
-import {Install as RegclientInstall} from '@docker/actions-toolkit/lib/regclient/install';
-import {Install as UndockInstall} from '@docker/actions-toolkit/lib/undock/install';
+import {Install} from '@docker/actions-toolkit/lib/docker/install.js';
+import {Docker} from '@docker/actions-toolkit/lib/docker/docker.js';
+import {Install as RegclientInstall} from '@docker/actions-toolkit/lib/regclient/install.js';
+import {Install as UndockInstall} from '@docker/actions-toolkit/lib/undock/install.js';
 
-import * as context from './context';
-import * as stateHelper from './state-helper';
+import * as context from './context.js';
+import * as stateHelper from './state-helper.js';
 
 const regctlDefaultVersion = 'v0.8.3';
 const undockDefaultVersion = 'v0.10.0';
diff --git a/tsconfig.json b/tsconfig.json
index c6f30f2..be1cc9f 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,8 +1,8 @@
 {
   "compilerOptions": {
+    "module": "nodenext",
+    "moduleResolution": "nodenext",
     "esModuleInterop": true,
-    "target": "es6",
-    "module": "commonjs",
     "newLine": "lf",
     "outDir": "./lib",
     "rootDir": "./src",
@@ -11,9 +11,7 @@
     "resolveJsonModule": true,
     "useUnknownInCatchVariables": false,
   },
-  "exclude": [
-    "node_modules",
-    "**/*.test.ts",
-    "vitest.config.ts"
+  "include": [
+    "src/**/*.ts"
   ]
 }
diff --git a/yarn.lock b/yarn.lock
index 928942c..2c2b03e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -401,15 +401,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@cspotcode/source-map-support@npm:^0.8.0":
-  version: 0.8.1
-  resolution: "@cspotcode/source-map-support@npm:0.8.1"
-  dependencies:
-    "@jridgewell/trace-mapping": 0.3.9
-  checksum: 5718f267085ed8edb3e7ef210137241775e607ee18b77d95aa5bd7514f47f5019aa2d82d96b3bf342ef7aa890a346fa1044532ff7cc3009e7d24fce3ce6200fa
-  languageName: node
-  linkType: hard
-
 "@docker/actions-toolkit@npm:^0.71.0":
   version: 0.71.0
   resolution: "@docker/actions-toolkit@npm:0.71.0"
@@ -654,20 +645,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@eslint/compat@npm:^2.0.0":
-  version: 2.0.0
-  resolution: "@eslint/compat@npm:2.0.0"
-  dependencies:
-    "@eslint/core": ^1.0.0
-  peerDependencies:
-    eslint: ^8.40 || 9
-  peerDependenciesMeta:
-    eslint:
-      optional: true
-  checksum: b13e61d2f376744cfa4d2698f50ab12c13f92dbadc853211a8f293b282ab31940c0e7090db33b9be95887b7ebafc8c4f8c497ab39bb830ed5559cf21d079b39e
-  languageName: node
-  linkType: hard
-
 "@eslint/config-array@npm:^0.21.1":
   version: 0.21.1
   resolution: "@eslint/config-array@npm:0.21.1"
@@ -697,16 +674,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@eslint/core@npm:^1.0.0":
-  version: 1.0.0
-  resolution: "@eslint/core@npm:1.0.0"
-  dependencies:
-    "@types/json-schema": ^7.0.15
-  checksum: 9f32f5c813d4336f94de3ed2f95140d89a842d0b3978254b6f5ddacaa1db5a05cf59d65055040242f91fb5a340638cd3b2bcca875c1b82279a6e63700c80c3cc
-  languageName: node
-  linkType: hard
-
-"@eslint/eslintrc@npm:^3.3.1, @eslint/eslintrc@npm:^3.3.3":
+"@eslint/eslintrc@npm:^3.3.1":
   version: 3.3.3
   resolution: "@eslint/eslintrc@npm:3.3.3"
   dependencies:
@@ -815,20 +783,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@jridgewell/resolve-uri@npm:^3.0.3, @jridgewell/resolve-uri@npm:^3.1.0":
+"@jridgewell/resolve-uri@npm:^3.1.0":
   version: 3.1.1
   resolution: "@jridgewell/resolve-uri@npm:3.1.1"
   checksum: f5b441fe7900eab4f9155b3b93f9800a916257f4e8563afbcd3b5a5337b55e52bd8ae6735453b1b745457d9f6cdb16d74cd6220bbdd98cf153239e13f6cbb653
   languageName: node
   linkType: hard
 
-"@jridgewell/sourcemap-codec@npm:^1.4.10":
-  version: 1.4.14
-  resolution: "@jridgewell/sourcemap-codec@npm:1.4.14"
-  checksum: 61100637b6d173d3ba786a5dff019e1a74b1f394f323c1fee337ff390239f053b87266c7a948777f4b1ee68c01a8ad0ab61e5ff4abb5a012a0b091bec391ab97
-  languageName: node
-  linkType: hard
-
 "@jridgewell/sourcemap-codec@npm:^1.4.14":
   version: 1.4.15
   resolution: "@jridgewell/sourcemap-codec@npm:1.4.15"
@@ -843,16 +804,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@jridgewell/trace-mapping@npm:0.3.9":
-  version: 0.3.9
-  resolution: "@jridgewell/trace-mapping@npm:0.3.9"
-  dependencies:
-    "@jridgewell/resolve-uri": ^3.0.3
-    "@jridgewell/sourcemap-codec": ^1.4.10
-  checksum: d89597752fd88d3f3480845691a05a44bd21faac18e2185b6f436c3b0fd0c5a859fbbd9aaa92050c4052caf325ad3e10e2e1d1b64327517471b7d51babc0ddef
-  languageName: node
-  linkType: hard
-
 "@jridgewell/trace-mapping@npm:^0.3.31":
   version: 0.3.31
   resolution: "@jridgewell/trace-mapping@npm:0.3.31"
@@ -1465,34 +1416,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@tsconfig/node10@npm:^1.0.7":
-  version: 1.0.8
-  resolution: "@tsconfig/node10@npm:1.0.8"
-  checksum: b8d5fffbc6b17ef64ef74f7fdbccee02a809a063ade785c3648dae59406bc207f70ea2c4296f92749b33019fa36a5ae716e42e49cc7f1bbf0fd147be0d6b970a
-  languageName: node
-  linkType: hard
-
-"@tsconfig/node12@npm:^1.0.7":
-  version: 1.0.9
-  resolution: "@tsconfig/node12@npm:1.0.9"
-  checksum: a01b2400ab3582b86b589c6d31dcd0c0656f333adecde85d6d7d4086adb059808b82692380bb169546d189bf771ae21d02544a75b57bd6da4a5dd95f8567bec9
-  languageName: node
-  linkType: hard
-
-"@tsconfig/node14@npm:^1.0.0":
-  version: 1.0.1
-  resolution: "@tsconfig/node14@npm:1.0.1"
-  checksum: 976345e896c0f059867f94f8d0f6ddb8b1844fb62bf36b727de8a9a68f024857e5db97ed51d3325e23e0616a5e48c034ff51a8d595b3fe7e955f3587540489be
-  languageName: node
-  linkType: hard
-
-"@tsconfig/node16@npm:^1.0.2":
-  version: 1.0.2
-  resolution: "@tsconfig/node16@npm:1.0.2"
-  checksum: ca94d3639714672bbfd55f03521d3f56bb6a25479bd425da81faf21f13e1e9d15f40f97377dedbbf477a5841c5b0c8f4cd1b391f33553d750b9202c54c2c07aa
-  languageName: node
-  linkType: hard
-
 "@tufjs/canonical-json@npm:2.0.0":
   version: 2.0.0
   resolution: "@tufjs/canonical-json@npm:2.0.0"
@@ -1938,13 +1861,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"acorn-walk@npm:^8.1.1":
-  version: 8.2.0
-  resolution: "acorn-walk@npm:8.2.0"
-  checksum: 1715e76c01dd7b2d4ca472f9c58968516a4899378a63ad5b6c2d668bba8da21a71976c14ec5f5b75f887b6317c4ae0b897ab141c831d741dc76024d8745f1ad1
-  languageName: node
-  linkType: hard
-
 "acorn@npm:^8.15.0":
   version: 8.15.0
   resolution: "acorn@npm:8.15.0"
@@ -1954,15 +1870,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"acorn@npm:^8.4.1":
-  version: 8.7.0
-  resolution: "acorn@npm:8.7.0"
-  bin:
-    acorn: bin/acorn
-  checksum: e0f79409d68923fbf1aa6d4166f3eedc47955320d25c89a20cc822e6ba7c48c5963d5bc657bc242d68f7a4ac9faf96eef033e8f73656da6c640d4219935fdfd0
-  languageName: node
-  linkType: hard
-
 "agent-base@npm:6, agent-base@npm:^6.0.2":
   version: 6.0.2
   resolution: "agent-base@npm:6.0.2"
@@ -2096,13 +2003,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"arg@npm:^4.1.0":
-  version: 4.1.3
-  resolution: "arg@npm:4.1.3"
-  checksum: 544af8dd3f60546d3e4aff084d451b96961d2267d668670199692f8d054f0415d86fc5497d0e641e91546f0aa920e7c29e5250e99fc89f5552a34b5d93b77f43
-  languageName: node
-  linkType: hard
-
 "argparse@npm:^2.0.1":
   version: 2.0.1
   resolution: "argparse@npm:2.0.1"
@@ -2435,13 +2335,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"create-require@npm:^1.1.0":
-  version: 1.1.1
-  resolution: "create-require@npm:1.1.1"
-  checksum: a9a1503d4390d8b59ad86f4607de7870b39cad43d929813599a23714831e81c520bddf61bcdd1f8e30f05fd3a2b71ae8538e946eb2786dc65c2bbc520f692eff
-  languageName: node
-  linkType: hard
-
 "cross-spawn@npm:^7.0.0, cross-spawn@npm:^7.0.6":
   version: 7.0.6
   resolution: "cross-spawn@npm:7.0.6"
@@ -2505,21 +2398,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"diff@npm:^4.0.1":
-  version: 4.0.2
-  resolution: "diff@npm:4.0.2"
-  checksum: f2c09b0ce4e6b301c221addd83bf3f454c0bc00caa3dd837cf6c127d6edf7223aa2bbe3b688feea110b7f262adbfc845b757c44c8a9f8c0c5b15d8fa9ce9d20d
-  languageName: node
-  linkType: hard
-
 "docker-setup-docker@workspace:.":
   version: 0.0.0-use.local
   resolution: "docker-setup-docker@workspace:."
   dependencies:
     "@actions/core": ^2.0.1
     "@docker/actions-toolkit": ^0.71.0
-    "@eslint/compat": ^2.0.0
-    "@eslint/eslintrc": ^3.3.3
     "@eslint/js": ^9.39.2
     "@types/node": ^20.19.27
     "@typescript-eslint/eslint-plugin": ^8.50.0
@@ -2530,8 +2414,8 @@ __metadata:
     eslint: ^9.39.2
     eslint-config-prettier: ^10.1.8
     eslint-plugin-prettier: ^5.5.4
+    globals: ^17.3.0
     prettier: ^3.7.4
-    ts-node: ^10.9.2
     typescript: ^5.9.3
     vitest: ^4.0.18
   languageName: unknown
@@ -3145,6 +3029,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"globals@npm:^17.3.0":
+  version: 17.3.0
+  resolution: "globals@npm:17.3.0"
+  checksum: 4316ace3d0890ac3d72d50bfd723df93fd375cb4b328c503e1fae81dd73e4ab9c76051ae28ce02c2a6b049e9a8149e86e8861d185433d3af65c774976802a718
+  languageName: node
+  linkType: hard
+
 "graceful-fs@npm:^4.2.0, graceful-fs@npm:^4.2.6":
   version: 4.2.11
   resolution: "graceful-fs@npm:4.2.11"
@@ -3691,13 +3582,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"make-error@npm:^1.1.1":
-  version: 1.3.6
-  resolution: "make-error@npm:1.3.6"
-  checksum: b86e5e0e25f7f777b77fabd8e2cbf15737972869d852a22b7e73c17623928fccb826d8e46b9951501d3f20e51ad74ba8c59ed584f610526a48f8ccf88aaec402
-  languageName: node
-  linkType: hard
-
 "make-fetch-happen@npm:^11.0.3":
   version: 11.1.1
   resolution: "make-fetch-happen@npm:11.1.1"
@@ -4915,44 +4799,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ts-node@npm:^10.9.2":
-  version: 10.9.2
-  resolution: "ts-node@npm:10.9.2"
-  dependencies:
-    "@cspotcode/source-map-support": ^0.8.0
-    "@tsconfig/node10": ^1.0.7
-    "@tsconfig/node12": ^1.0.7
-    "@tsconfig/node14": ^1.0.0
-    "@tsconfig/node16": ^1.0.2
-    acorn: ^8.4.1
-    acorn-walk: ^8.1.1
-    arg: ^4.1.0
-    create-require: ^1.1.0
-    diff: ^4.0.1
-    make-error: ^1.1.1
-    v8-compile-cache-lib: ^3.0.1
-    yn: 3.1.1
-  peerDependencies:
-    "@swc/core": ">=1.2.50"
-    "@swc/wasm": ">=1.2.50"
-    "@types/node": "*"
-    typescript: ">=2.7"
-  peerDependenciesMeta:
-    "@swc/core":
-      optional: true
-    "@swc/wasm":
-      optional: true
-  bin:
-    ts-node: dist/bin.js
-    ts-node-cwd: dist/bin-cwd.js
-    ts-node-esm: dist/bin-esm.js
-    ts-node-script: dist/bin-script.js
-    ts-node-transpile-only: dist/bin-transpile.js
-    ts-script: dist/bin-script-deprecated.js
-  checksum: fde256c9073969e234526e2cfead42591b9a2aec5222bac154b0de2fa9e4ceb30efcd717ee8bc785a56f3a119bdd5aa27b333d9dbec94ed254bd26f8944c67ac
-  languageName: node
-  linkType: hard
-
 "tslib@npm:^2.2.0":
   version: 2.6.1
   resolution: "tslib@npm:2.6.1"
@@ -5135,13 +4981,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"v8-compile-cache-lib@npm:^3.0.1":
-  version: 3.0.1
-  resolution: "v8-compile-cache-lib@npm:3.0.1"
-  checksum: 78089ad549e21bcdbfca10c08850022b22024cdcc2da9b168bcf5a73a6ed7bf01a9cebb9eac28e03cd23a684d81e0502797e88f3ccd27a32aeab1cfc44c39da0
-  languageName: node
-  linkType: hard
-
 "vite@npm:^6.0.0 || ^7.0.0":
   version: 7.3.1
   resolution: "vite@npm:7.3.1"
@@ -5338,13 +5177,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"yn@npm:3.1.1":
-  version: 3.1.1
-  resolution: "yn@npm:3.1.1"
-  checksum: 2c487b0e149e746ef48cda9f8bad10fc83693cd69d7f9dcd8be4214e985de33a29c9e24f3c0d6bcf2288427040a8947406ab27f7af67ee9456e6b84854f02dd6
-  languageName: node
-  linkType: hard
-
 "yocto-queue@npm:^0.1.0":
   version: 0.1.0
   resolution: "yocto-queue@npm:0.1.0"