Update README and add default music dir

.gitignore

@@ -1,4 +1,6 @@
 test/*
+music/*
+!music/.gitkeep
 venv/*
 *.mp3
 *.flac

README.md

@@ -1 +1,22 @@
 # CTTF
+
+Recursively looks for flac files within the current working directory  
+Extracts and saves cover.jpg  
+Transcodes to mp3 320kbps  
+Saves files according to the specified format string  
+Keeps original files in "processed"  
+
+## Usage
+Create new venv and install dependencies
+```
+$ python3 -m venv venv
+$ source venv/bin/activate
+$ pip install -r requirements.txt
+```
+
+Place music in `./music` or run the script within a directory that already holds music  
+run cttf.py 
+```
+$ ./cttf.py
+```
+