Information complement

Signed-off-by: zhouhao <[email protected]>

Author: zhouhao

cmd/oci-create-runtime-bundle/oci-create-runtime-bundle.1.md

@@ -6,6 +6,7 @@ oci-create-runtime-bundle \- Create an OCI runtime bundle
 
 # SYNOPSIS
 **oci-create-runtime-bundle** [src] [dest] [flags]
+**oci-create-runtime-bundle** [--help|--version]
 
 # DESCRIPTION
 `oci-create-runtime-bundle` validates an application/vnd.oci.image.manifest.v1+json and unpacks its layered filesystem to `dest/rootfs`, although the target directory is configurable with `--rootfs`. See **oci-unpack**(1) for more details on this process.
@@ -26,6 +27,9 @@ runtime-spec-compatible `dest/config.json`.
 **--type**
   Type of the file to unpack. If unset, oci-create-runtime-bundle will try to auto-detect the type. One of "imageLayout,image"
 
+**--version**
+  Print version information and exit.
+
 # EXAMPLES
 ```
 $ skopeo copy docker://busybox oci:busybox-oci

cmd/oci-image-validate/oci-image-validate.1.md

@@ -6,6 +6,7 @@ oci-image-validate \- Validate one or more image files
 
 # SYNOPSIS
 **oci-image-validate** FILE... [flags]
+**oci-image-validate** [--help|--version]
 
 # DESCRIPTION
 `oci-image-validate` validates the given file(s) against the OCI image specification.
@@ -25,6 +26,9 @@ oci-image-validate \- Validate one or more image files
 **--type**
   Type of the file to validate. If unset, oci-image-validate will try to auto-detect the type. One of "imageLayout,image,manifest,manifestList,config"
 
+**--version**
+  Print version information and exit.
+
 # EXAMPLES
 ```
 $ skopeo copy docker://busybox oci:busybox-oci

cmd/oci-unpack/oci-unpack.1.md

@@ -6,6 +6,7 @@ oci-unpack \- Unpack an image or image source layout
 
 # SYNOPSIS
 **oci-unpack** [src] [dest] [flags]
+**oci-unpack** [--help|--version]
 
 # DESCRIPTION
 `oci-unpack` validates an application/vnd.oci.image.manifest.v1+json and unpacks its layered filesystem to `dest`.
@@ -20,6 +21,9 @@ oci-unpack \- Unpack an image or image source layout
 **--type**
   Type of the file to unpack. If unset, oci-unpack will try to auto-detect the type. One of "imageLayout,image"
 
+**--version**
+  Print version information and exit.
+
 # EXAMPLES
 ```
 $ skopeo copy docker://busybox oci:busybox-oci