refactor: capture output by default

This is almost certainly the correct default for Dokku. While it's a BC break and might cause an increase in memory usage, the api is mostly internal and therefore this is safe to use.

plugins/common/plugn.go

@@ -10,8 +10,8 @@ type PlugnTriggerInput struct {
 	// Args are the arguments to pass to the trigger
 	Args []string
 
-	// CaptureOutput determines whether to capture the output of the trigger
-	CaptureOutput bool
+	// DisableStdioBuffer disables the stdio buffer
+	DisableStdioBuffer bool
 
 	// Env is the environment variables to pass to the trigger
 	Env map[string]string
@@ -42,13 +42,13 @@ func CallPlugnTriggerWithContext(ctx context.Context, input PlugnTriggerInput) (
 	args := []string{"trigger", input.Trigger}
 	args = append(args, input.Args...)
 	return CallExecCommandWithContext(ctx, ExecCommandInput{
-		Command:       "plugn",
-		Args:          args,
-		CaptureOutput: input.CaptureOutput,
-		Env:           input.Env,
-		Stdin:         input.Stdin,
-		StreamStdio:   input.StreamStdio,
-		StreamStdout:  input.StreamStdout,
-		StreamStderr:  input.StreamStderr,
+		Command:            "plugn",
+		Args:               args,
+		DisableStdioBuffer: input.DisableStdioBuffer,
+		Env:                input.Env,
+		Stdin:              input.Stdin,
+		StreamStdio:        input.StreamStdio,
+		StreamStdout:       input.StreamStdout,
+		StreamStderr:       input.StreamStderr,
 	})
 }