diff --git a/.github/tasuku.png b/.github/tasuku.png
deleted file mode 100644
index 5586108..0000000
Binary files a/.github/tasuku.png and /dev/null differ
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 849c7a2..49d7e0d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -26,6 +26,6 @@ jobs:
       run: npm run test --if-present
     - name: Release
       env:
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        GH_TOKEN: ${{ secrets.GH_TOKEN }}
         NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
       run: npx semantic-release
diff --git a/README.md b/README.md
index 864dc6f..d0961ac 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 <p align="center">
     <img src=".github/tasuku.svg">
     <br>
-    <i>The minimal task runner</i>
+    <i>The minimal task runner for Node.js</i>
 </p>
 
 ### Features
@@ -11,6 +11,8 @@
 - Unopinionated
 - Type-safe
 
+→ [Try it out online](https://stackblitz.com/edit/tasuku-demo?file=index.js)
+
 <sub>Support this project by starring and sharing it. [Follow me](https://github.com/privatenumber) to see what other cool projects I'm working on.</sub>
 
 ## Install
diff --git a/package.json b/package.json
index a4eb3da..6c8b9bc 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
 	"scripts": {
 		"lint": "eslint .",
 		"test": "jest",
-		"typecheck": "tsc --noEmit",
+		"typecheck": "tsc --noEmit && :",
 		"build": "rm -rf dist && tsup src/index.ts --dts --minify --no-splitting --external 'yoga-layout-prebuilt'"
 	},
 	"husky": {
@@ -44,7 +44,6 @@
 		"@types/jest": "^26.0.23",
 		"@types/node": "^15.6.1",
 		"@types/react": "^17.0.4",
-		"dts": "^0.1.1",
 		"es-jest": "^1.2.0",
 		"eslint": "^7.24.0",
 		"esno": "^0.5.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 3eeb529..a2bb05b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -5,7 +5,6 @@ specifiers:
   '@types/jest': ^26.0.23
   '@types/node': ^15.6.1
   '@types/react': ^17.0.4
-  dts: ^0.1.1
   es-jest: ^1.2.0
   eslint: ^7.24.0
   esno: ^0.5.0
@@ -29,7 +28,6 @@ devDependencies:
   '@types/jest': 26.0.23
   '@types/node': 15.6.1
   '@types/react': 17.0.8
-  dts: 0.1.1
   es-jest: 1.2.0
   eslint: 7.27.0
   esno: 0.5.0
@@ -1599,10 +1597,6 @@ packages:
       webidl-conversions: 5.0.0
     dev: true
 
-  /dts/0.1.1:
-    resolution: {integrity: sha1-IFSAvC+IZhO91bZVQQefqoyD/5Q=}
-    dev: true
-
   /electron-to-chromium/1.3.743:
     resolution: {integrity: sha512-K2wXfo9iZQzNJNx67+Pld0DRF+9bYinj62gXCdgPhcu1vidwVuLPHQPPFnCdO55njWigXXpfBiT90jGUPbw8Zg==}
     dev: true
diff --git a/src/index.ts b/src/index.ts
index 648ed0f..b87b5d1 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -36,18 +36,23 @@ const createTaskInnerApi = (taskState: TaskObject) => {
 	return api;
 };
 
-type TaskFunction = (taskHelpers: ReturnType<typeof createTaskInnerApi>) => Promise<unknown>;
+// Until full ESM
+// eslint-disable-next-line @typescript-eslint/no-namespace
+namespace task {
+	export type TaskInnerApi = ReturnType<typeof createTaskInnerApi>;
+	export type TaskFunction = (taskHelpers: TaskInnerApi) => Promise<unknown>;
+}
 
-type TaskAPI<T extends TaskFunction> = {
+type TaskApi<T extends task.TaskFunction> = {
 	run: () => Promise<Awaited<ReturnType<T>>>;
 	clear: () => void;
 };
 type TaskResults<
-	T extends TaskFunction,
-	Tasks extends TaskAPI<T>[]
+	T extends task.TaskFunction,
+	Tasks extends TaskApi<T>[]
 > = {
 	[key in keyof Tasks]: (
-		Tasks[key] extends TaskAPI<T>
+		Tasks[key] extends TaskApi<T>
 			? Awaited<ReturnType<Tasks[key]['run']>>
 			: Tasks[key]
 	);
@@ -55,11 +60,11 @@ type TaskResults<
 
 let app: ReturnType<typeof createApp>;
 
-function registerTask<T extends TaskFunction>(
+function registerTask<T extends task.TaskFunction>(
 	taskList: TaskList,
 	taskTitle: string,
 	taskFunction: T,
-): TaskAPI<T> {
+): TaskApi<T> {
 	if (!app) {
 		app = createApp(taskList);
 		taskList.isRoot = true;
@@ -105,7 +110,7 @@ function registerTask<T extends TaskFunction>(
 function createTaskFunction(
 	taskList: TaskList,
 ) {
-	async function task<T extends TaskFunction>(
+	async function task<T extends task.TaskFunction>(
 		title: string,
 		taskFunction: T,
 	) {
@@ -118,7 +123,7 @@ function createTaskFunction(
 		);
 	}
 
-	const createTask = <T extends TaskFunction>(
+	const createTask = <T extends task.TaskFunction>(
 		title: string,
 		taskFunction: T,
 	) => registerTask(
@@ -128,8 +133,8 @@ function createTaskFunction(
 		);
 
 	task.group = async <
-		T extends TaskFunction,
-		Tasks extends TaskAPI<T>[]
+		T extends task.TaskFunction,
+		Tasks extends TaskApi<T>[]
 	>(
 		createTasks: (taskCreator: typeof createTask) => readonly [...Tasks],
 		options?: Options,