Update quick start to voice cloning example

README.md

@@ -30,8 +30,10 @@ Sampling options should be omitted.
 ```bash
 dots.tts \
   --model-name-or-path dots-studio/dots.tts-mf-2steps \
-  --text "Hello from two-step MeanFlow." \
-  --output output.wav
+  --text "Hello, this is a two-step MeanFlow voice cloning example." \
+  --prompt-audio /path/to/reference.wav \
+  --prompt-text "The exact transcript spoken in the reference audio." \
+  --output cloned.wav
 ```
 
 ```python
@@ -41,7 +43,11 @@ runtime = DotsTtsRuntime.from_pretrained(
     "dots-studio/dots.tts-mf-2steps",
     precision="bfloat16",
 )
-result = runtime.generate(text="Hello from two-step MeanFlow.")
+result = runtime.generate(
+    text="Hello, this is a two-step MeanFlow voice cloning example.",
+    prompt_audio_path="/path/to/reference.wav",
+    prompt_text="The exact transcript spoken in the reference audio.",
+)
 ```
 
 Passing incompatible sampling values raises an error.