Nit: readability

Author: anisaoshafi

internal/container/dockerflags.go

@@ -75,6 +75,7 @@ func ParseDockerFlags(flags string) (ParsedFlags, error) {
 	return result, nil
 }
 
+// parseBindMount parses a HOST:CONTAINER[:ro] volume spec into a BindMount.
 func parseBindMount(spec string) (runtime.BindMount, error) {
 	parts := strings.SplitN(spec, ":", 3)
 	if len(parts) < 2 {

internal/container/start.go

@@ -128,7 +128,14 @@ func Start(ctx context.Context, rt runtime.Runtime, sink output.Sink, opts Start
 		}
 		binds = append(binds, runtime.BindMount{HostPath: volumeDir, ContainerPath: "/var/lib/localstack"})
 
-		allFlags := strings.TrimSpace(opts.DockerFlags + " " + c.DockerFlags)
+		var flagParts []string
+		if opts.DockerFlags != "" {
+			flagParts = append(flagParts, opts.DockerFlags)
+		}
+		if c.DockerFlags != "" {
+			flagParts = append(flagParts, c.DockerFlags)
+		}
+		allFlags := strings.Join(flagParts, " ")
 		var extra ParsedFlags
 		if allFlags != "" {
 			extra, err = ParseDockerFlags(allFlags)