Add manifest to plan

pkg/resource/deploy/snapshot.go

@@ -21,6 +21,7 @@ import (
 
 	"github.com/pulumi/pulumi/pkg/v3/resource/deploy/providers"
 	"github.com/pulumi/pulumi/pkg/v3/secrets"
+	"github.com/pulumi/pulumi/sdk/v3/go/common/apitype"
 	"github.com/pulumi/pulumi/sdk/v3/go/common/resource"
 	"github.com/pulumi/pulumi/sdk/v3/go/common/util/contract"
 	"github.com/pulumi/pulumi/sdk/v3/go/common/workspace"
@@ -44,6 +45,27 @@ type Manifest struct {
 	Plugins []workspace.PluginInfo // the plugin versions also loaded.
 }
 
+func (m Manifest) Serialize() apitype.ManifestV1 {
+	manifest := apitype.ManifestV1{
+		Time:    m.Time,
+		Magic:   m.Magic,
+		Version: m.Version,
+	}
+	for _, plug := range m.Plugins {
+		var version string
+		if plug.Version != nil {
+			version = plug.Version.String()
+		}
+		manifest.Plugins = append(manifest.Plugins, apitype.PluginInfoV1{
+			Name:    plug.Name,
+			Path:    plug.Path,
+			Type:    plug.Kind,
+			Version: version,
+		})
+	}
+	return manifest
+}
+
 // NewMagic creates a magic cookie out of a manifest; this can be used to check for tampering.  This ignores
 // any existing magic value already stored on the manifest.
 func (m Manifest) NewMagic() string {

pkg/resource/stack/deployment.go

@@ -105,23 +105,7 @@ func SerializeDeployment(snap *deploy.Snapshot, sm secrets.Manager, showSecrets
 	contract.Require(snap != nil, "snap")
 
 	// Capture the version information into a manifest.
-	manifest := apitype.ManifestV1{
-		Time:    snap.Manifest.Time,
-		Magic:   snap.Manifest.Magic,
-		Version: snap.Manifest.Version,
-	}
-	for _, plug := range snap.Manifest.Plugins {
-		var version string
-		if plug.Version != nil {
-			version = plug.Version.String()
-		}
-		manifest.Plugins = append(manifest.Plugins, apitype.PluginInfoV1{
-			Name:    plug.Name,
-			Path:    plug.Path,
-			Type:    plug.Kind,
-			Version: version,
-		})
-	}
+	manifest := snap.Manifest.Serialize()
 
 	// If a specific secrets manager was not provided, use the one in the snapshot, if present.
 	if sm == nil {

pkg/resource/stack/plan.go

@@ -1,7 +1,10 @@
 package stack
 
 import (
+	"time"
+
 	"github.com/pulumi/pulumi/pkg/v3/resource/deploy"
+	"github.com/pulumi/pulumi/pkg/v3/version"
 	"github.com/pulumi/pulumi/sdk/v3/go/common/apitype"
 	"github.com/pulumi/pulumi/sdk/v3/go/common/resource"
 	"github.com/pulumi/pulumi/sdk/v3/go/common/resource/config"
@@ -77,7 +80,19 @@ func SerializePlan(plan deploy.Plan, enc config.Encrypter, showSecrets bool) (ap
 		}
 		resourcePlans[urn] = serializedPlan
 	}
-	return apitype.DeploymentPlanV1{ResourcePlans: resourcePlans}, nil
+
+	// Bit odd this isn't part of deploy.Plan but that's just a map right now. We need to change that to track config and things so we'll move this then.
+	manifest := deploy.Manifest{
+		Time:    time.Now(),
+		Version: version.Version,
+		// Plugins: sm.plugins, - Explicitly dropped, since we don't use the plugin list in the manifest anymore.
+	}
+	manifest.Magic = manifest.NewMagic()
+
+	return apitype.DeploymentPlanV1{
+		Manifest:      manifest.Serialize(),
+		ResourcePlans: resourcePlans,
+	}, nil
 }
 
 func DeserializeResourcePlan(