Merge pull request #5947 from thaJeztah/docker_bake

add top-level "docker bake" command as alias for "docker buildx bake"

cli/command/builder/cmd.go

@@ -23,3 +23,22 @@ func NewBuilderCommand(dockerCli command.Cli) *cobra.Command {
 	)
 	return cmd
 }
+
+// NewBakeStubCommand returns a cobra command "stub" for the "bake" subcommand.
+// This command is a placeholder / stub that is dynamically replaced by an
+// alias for "docker buildx bake" if BuildKit is enabled (and the buildx plugin
+// installed).
+func NewBakeStubCommand(dockerCLI command.Streams) *cobra.Command {
+	return &cobra.Command{
+		Use:   "bake [OPTIONS] [TARGET...]",
+		Short: "Build from a file",
+		RunE:  command.ShowHelp(dockerCLI.Err()),
+		Annotations: map[string]string{
+			// We want to show this command in the "top" category in --help
+			// output, and not to be grouped under "management commands".
+			"category-top": "5",
+			"aliases":      "docker buildx bake",
+			"version":      "1.31",
+		},
+	}
+}

cli/command/commands/commands.go

@@ -43,6 +43,7 @@ func AddCommands(cmd *cobra.Command, dockerCli command.Cli) {
 		system.NewInfoCommand(dockerCli),
 
 		// management commands
+		builder.NewBakeStubCommand(dockerCli),
 		builder.NewBuilderCommand(dockerCli),
 		checkpoint.NewCheckpointCommand(dockerCli),
 		container.NewContainerCommand(dockerCli),