feat(compose): add TODO to address deployment idempotency

internal/cli/client/container.go

@@ -40,6 +40,7 @@ func (cli *Client) CreateContainer(
 	}
 	containerName := fmt.Sprintf("%s-%s", spec.Name, suffix)
 
+	// TODO: calculate the spec hash and set it as a label to detect changes in the service spec.
 	config := &container.Config{
 		Cmd:      spec.Container.Command,
 		Hostname: containerName,

internal/cli/client/strategy.go

@@ -97,6 +97,8 @@ func (s *RollingStrategy) planReplicated(
 				// Skip containers that are not running.
 				continue
 			}
+			// TODO: determine if the spec has changed by comparing the hashes.
+			//  Refactor all the spec comparison logic below.
 			cs, err := c.Container.ServiceSpec()
 			if err == nil {
 				runningSpecs[c.Container.ID] = cs

internal/compose/service.go

@@ -7,6 +7,9 @@ import (
 )
 
 func ServiceSpecFromCompose(name string, service types.ServiceConfig) (api.ServiceSpec, error) {
+	// TODO: resolve the image to a digest and supported platforms using an image resolver that broadcasts requests
+	//  to all machines in the cluster.
+	// TODO: configure placement filter based on the supported platforms of the image.
 	spec := api.ServiceSpec{
 		Container: api.ContainerSpec{
 			Command: service.Command,

internal/machine/api/pb/docker.proto

@@ -15,6 +15,8 @@ service Docker {
   rpc ListContainers(ListContainersRequest) returns (ListContainersResponse);
   rpc RemoveContainer(RemoveContainerRequest) returns (google.protobuf.Empty);
   rpc PullImage(PullImageRequest) returns (stream JSONMessage);
+  // TODO: implement InspectImageFromRegistry to resolve image name to digest and supported platforms using
+  //  the configured Docker auth.
 }
 
 message CreateContainerRequest {