Add doc comment to pass tidy check

fasterthanlime · fasterthanlime · commit 8b90d8f4360f · 2022-07-24T00:48:20.000+02:00
diff --git a/crates/proc-macro-srv-cli/src/main.rs b/crates/proc-macro-srv-cli/src/main.rs
@@ -1,3 +1,5 @@
+//! A standalone binary for `proc-macro-srv`.
+
 use proc_macro_srv::cli;
 
 fn main() {

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,5 @@`
	`1`	+//! A standalone binary for `proc-macro-srv`.
	`2`	`+`
`1`	`3`	`use proc_macro_srv::cli;`
`2`	`4`
`3`	`5`	`fn main() {`