diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1da61d3..2ce1b61 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,7 @@ jobs:
       - run: npm test
       - name: Deploy slash commands
         if: github.event_name == 'push'
-        run: node --loader ts-node/esm src/deploy-commands.js
+        run: node src/deploy-commands.js
         env:
           DISCORD_TOKEN: ${{ secrets.DISCORD_TOKEN }}
           APPLICATION_ID: ${{ secrets.APPLICATION_ID }}
diff --git a/.github/workflows/typecheck.yml b/.github/workflows/typecheck.yml
index 4ea84f3..6ec7f2d 100644
--- a/.github/workflows/typecheck.yml
+++ b/.github/workflows/typecheck.yml
@@ -1,4 +1,4 @@
-name: TypeScript Check
+name: Type Check
 
 on:
   push:
diff --git a/README.md b/README.md
index 20cbfae..cc511e0 100644
--- a/README.md
+++ b/README.md
@@ -43,21 +43,15 @@ A Discord bot that allows you to create GitHub issues directly from Discord. Use
    GITHUB_REPO=username/repository-name
    ```
 
-4. **Compile TypeScript**
+4. **Register slash commands**
 
    ```bash
-   npx tsc
+   node src/deploy-commands.js
    ```
 
-5. **Register slash commands**
-
+5. **Start the bot**
    ```bash
-   node dist/deploy-commands.js
-   ```
-
-6. **Start the bot**
-   ```bash
-   node dist/index.js
+   node src/index.js
    ```
 
 ## ⚙️ Configuration
@@ -113,30 +107,22 @@ After successful creation, you'll receive a response like:
 ```
 discord-github-bot/
 ├── src/
-│   ├── deploy-commands.ts    # Register slash commands
-│   └── index.ts             # Main bot logic
+│   ├── deploy-commands.js    # Register slash commands
+│   └── index.js             # Main bot logic
 ├── package.json
-├── tsconfig.json
+├── jsconfig.json
 ├── .env                     # Environment variables (not in Git)
 └── README.md
 ```
 
 ## 🔧 Development
 
-### Compile and watch TypeScript
+To automatically reload the bot during development, consider using a tool like `nodemon`:
 
 ```bash
-npx tsc --watch
+npx nodemon src/index.js
 ```
 
-### Start the bot in development mode
-
-```bash
-npm run dev
-```
-
-(Note: add `"dev": "ts-node src/index.ts"` to the npm scripts)
-
 ## 📝 Commands
 
 ### `/issue`
diff --git a/jsconfig.json b/jsconfig.json
index 7284d3b..749fcc5 100644
--- a/jsconfig.json
+++ b/jsconfig.json
@@ -3,7 +3,8 @@
     "checkJs": true,
     "allowJs": true,
     "target": "ES2022",
-    "module": "ESNext"
+    "module": "NodeNext",
+    "moduleResolution": "nodenext"
   },
   "include": ["src", "test"]
 }
diff --git a/package.json b/package.json
index f2a6a81..26c562f 100644
--- a/package.json
+++ b/package.json
@@ -5,8 +5,8 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "test": "NODE_ENV=test node --loader ts-node/esm --test test/*.test.js",
-    "typecheck": "tsc --noEmit"
+    "test": "NODE_ENV=test node --test test/*.test.js",
+    "typecheck": "tsc --noEmit -p jsconfig.json"
   },
   "keywords": [],
   "author": "",
diff --git a/test/index.test.js b/test/index.test.js
index bb49558..18393dd 100644
--- a/test/index.test.js
+++ b/test/index.test.js
@@ -1,7 +1,7 @@
 import { test } from 'node:test';
 import assert from 'node:assert/strict';
 process.env.NODE_ENV = 'test';
-import { handleIssueInteraction, handleMessageCreate } from '../src/index.ts';
+import { handleIssueInteraction, handleMessageCreate } from '../src/index.js';
 import axios from 'axios';
 
 function createInteraction({ title = 'T', body = 'B' } = {}) {
@@ -38,7 +38,7 @@ test('skips if not chat input command', async () => {
   interaction.isChatInputCommand = () => false;
   let called = false;
   const orig = axios.post;
-  axios.post = async () => { called = true; };
+  /** @type {any} */ (axios).post = async () => { called = true; };
   await handleIssueInteraction(interaction);
   axios.post = orig;
   assert.equal(called, false);
@@ -50,7 +50,7 @@ test('skips if command name differs', async () => {
   interaction.commandName = 'other';
   let called = false;
   const orig = axios.post;
-  axios.post = async () => { called = true; };
+  /** @type {any} */ (axios).post = async () => { called = true; };
   await handleIssueInteraction(interaction);
   axios.post = orig;
   assert.equal(called, false);
@@ -61,9 +61,10 @@ test('creates issue and replies with url', async () => {
   const interaction = createInteraction({ title: 'hi', body: 'desc' });
   process.env.GITHUB_REPO = 'a/b';
   process.env.GITHUB_TOKEN = 't';
+  /** @type {{url?: string, payload?: any}} */
   let received;
   const orig = axios.post;
-  axios.post = async (url, payload) => {
+  /** @type {any} */ (axios).post = async (url, payload) => {
     received = { url, payload };
     return { data: { html_url: 'https://example.com/1' } };
   };
@@ -78,7 +79,7 @@ test('creates issue and replies with url', async () => {
 test('handles axios error', async () => {
   const interaction = createInteraction();
   const orig = axios.post;
-  axios.post = async () => { throw new Error('fail'); };
+  /** @type {any} */ (axios).post = async () => { throw new Error('fail'); };
   await handleIssueInteraction(interaction);
   axios.post = orig;
   assert.equal(interaction._replies.message, '❌ Fehler beim Erstellen des Issues. Wende dich direkt an Jonas.');