add document for --push option

Signed-off-by: kotaroooo0 <k33asby@gmail.com>
5 years ago · 1886adf150
parent e24e04be57
commit 1886adf150
1 changed files with 1 additions and 1 deletions
--- a/README.md
+++ b/README.md
@ -277,7 +277,7 @@ The `registry` exporter is a shortcut for `type=image,push=true`.

 #### `--push`

-Shorthand for [`--output=type=registry`](#registry). Will automatically push the build result to registry.
+Shorthand for [`--output=type=registry`](#registry). Will automatically push the build result to registry. To use this option, you need to create the builder by `docker buildx create` command.

 #### `--load`