Update README

Author: rikhuijzer

README.md

@@ -2,26 +2,38 @@
 
 <h3 align="center">Supports OpenAI, DeepInfra, Google, Hyperbolic, and others</h3>
 
-## Installation
+## Key Features
+
+You can convert text to speech (tts) and play it from the command line:
 
 ```sh
-cargo install trf
+$ export OPENAI_KEY="$(grep 'OPENAI_KEY' .env | cut -d= -f2)"
+
+$ cat myfile.txt | trf tts | vlc - --intf dummy
 ```
 
-## Usage Examples
+You can also chat with an LLM:
+
+```sh
+$ export DEEPINFRA_KEY="$(grep 'DEEPINFRA_KEY' .env | cut -d= -f2)"
+
+$ echo "This is a test. Respond with 'hello world'." | trf chat
+hello world
+```
 
-Text to speech:
+## Installation
 
 ```sh
-$ OPENAI_KEY="$(cat /path/to/key)"; cat myfile.txt | trf tts --output=myfile.mp3
+cargo install trf
 ```
 
-Chat:
+or via [`cargo-binstall`](https://github.com/cargo-bins/cargo-binstall):
 
 ```sh
-$ DEEPINFRA_KEY="<KEY>"; echo "hi there" | trf chat
+cargo binstall trf
 ```
 
+
 ## More Examples
 
 ### Text to Speech in Bash

src/chat.rs

@@ -54,6 +54,7 @@ pub(crate) async fn chat(args: &ChatArgs, key: &transformrs::Key, input: &str) {
             // Ensure the output is printed immediately.
             std::io::stdout().flush().unwrap();
         }
+        println!();
     } else {
         let resp = transformrs::chat::chat_completion(&provider, key, &model, &messages)
             .await