Hits of code metric badge

README.md

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 [![latest release](https://img.shields.io/crates/v/swayr.svg)](https://crates.io/crates/swayr)
 [![License GPL 3 or later](https://img.shields.io/crates/l/swayr.svg)](https://www.gnu.org/licenses/gpl-3.0.en.html)
 [![dependency status](https://deps.rs/repo/sourcehut/~tsdh/swayr/status.svg)](https://deps.rs/repo/sourcehut/~tsdh/swayr)
+[![Hits-of-Code](https://hitsofcode.com/sourcehut/~tsdh/swayr?branch=main)](https://hitsofcode.com/sourcehut/~tsdh/swayr/view?branch=main)
 
 Swayr consists of a demon, and a client.  The demon `swayrd` records
 window/workspace creations, deletions, and focus changes using sway's JSON IPC