Extended README.md

README.md

@@ -1,2 +1,37 @@
-# zeit
+zeit
-Zeit.
+----
+
+Zeit erfassen. A command line tool for tracking time spent on tasks & projects.
+
+## Build
+
+```
+make
+```
+
+## Usage
+
+### Start tracking
+
+```
+zeit track --help
+```
+
+Example:
+
+```
+zeit track --project project --task task --begin -0:15
+```
+
+### Finish tracking
+
+```
+zeit finish --help
+```
+
+Example:
+
+```
+zeit finish
+```
+