README: add completion section

ekalinin · Jul 21, 2020 · f6a348f · f6a348f
1 parent 9424277
commit f6a348f
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -77,4 +77,12 @@ libprotoc 4.0.0
 
 $ protoc --version
 libprotoc 3.12.3
+```
+
+Auto completion
+---------------
+
+```sh
+# see instructions below
+$ pbvm completion -h
 ```