Updated README.md

README.md

@@ -1,2 +1,16 @@
 # WavMp3BatchConverter
-A Dockerfile to batch convert a whole folder of wav files to mp3 keeping the metadata
+A Dockerfile to batch convert a whole folder of wav files to mp3 keeping the metadata.
+
+I created this docker image as I want to keep my server OS clean (and don't install stuff I only use once).
+
+## Example usage
+
+Building the docker image
+```
+docker build -t wav-mp3-converter https://github.com/0xFEEDC0DE64/WavMp3BatchConverter.git
+```
+
+Converting a folder
+```
+docker run -it --rm --name conversion_task_1 -v $HOME/Music/wav_files:/music -d wav-mp3-converter
+```