Add description of the main command line tool

1 files changed, 2 insertions, 0 deletions

diff --git a/main.go b/main.go
index c2f64ea..a6a0ed9 100644
--- a/main.go
+++ b/main.go
@@ -1,3 +1,5 @@
+// Lexington is a command line tool to convert between several formats used for screenwriting.
+// The tool uses an internal format called lex which can be used to tweak the output.
 package main
 
 import (