diff --git a/README.md b/README.md
index e554cc2..3393aaf 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,20 @@
-# MusicBox
+<h1 align="center" id="title">Music Box API</h1>
+
+<p align="center"><img src="https://socialify.git.ci/MusicBoxRaspberryPi/MusicBoxAPI/image?description=1&amp;font=Inter&amp;language=1&amp;name=1&amp;owner=1&amp;theme=Light" alt="project-image"></p>
+
+
+## 🛠️ Installation
+
+1. Clone the repository `git clone https://github.com/MusicBoxRaspberryPi/MusicBoxAPI`
+2. Rename `.env.dist` to `.env`
+3. Edit `.env` to your needs
+4. Install dependencies `pip install -r requirements.txt`
+5. [Create Spotify App](https://developer.spotify.com/dashboard) with redirect URIs: `http://localhost:8080`
+6. Copy **Client ID** and **Client Secret** from _Spotify App -> Settings -> View client secret_ to `.env`
+7. Run `python -m app.spotify.service`, webpage should open in your browser and `.cache` file should be created
+
+## 🚀 Usage
+
+- With Docker: `docker compose up`
+
+- Without Docker: `python -m app.main`
diff --git a/app/spotify/service.py b/app/spotify/service.py
index 40bf8d8..32cac33 100644
--- a/app/spotify/service.py
+++ b/app/spotify/service.py
@@ -93,3 +93,19 @@ def get_devices_count(self) -> int:
     def __get_devices_from_api(self) -> list[Device]:
         devices_json = self.__api.devices()["devices"]
         return [Device(**device) for device in devices_json]
+
+
+if __name__ == "__main__":
+    import dotenv
+    from app.container import Container
+
+    dotenv.load_dotenv()
+    container = Container()
+
+    SpotifyService(
+        client_id=container.config.spotify.client_id(),
+        client_secret=container.config.spotify.client_secret(),
+        redirect_uri=container.config.spotify.redirect_uri()
+    )
+
+    print(".cache file created")