fix!: remove digest handling

Closes coop-cloud/organising#379

pkg/app/app.go

@@ -1,13 +1,9 @@
 package app
 
 import (
-	"context"
-	"fmt"
 	"strings"
 
 	"coopcloud.tech/abra/pkg/config"
-	"coopcloud.tech/abra/pkg/upstream/stack"
-	apiclient "github.com/docker/docker/client"
 	"github.com/sirupsen/logrus"
 )
 
@@ -37,45 +33,6 @@ type deployedServiceSpec struct {
 // VersionSpec represents a deployed app and associated metadata.
 type VersionSpec map[string]deployedServiceSpec
 
-// DeployedVersions lists metadata (e.g. versions) for deployed
-func DeployedVersions(ctx context.Context, cl *apiclient.Client, app config.App) (VersionSpec, bool, error) {
-	services, err := stack.GetStackServices(ctx, cl, app.StackName())
-	if err != nil {
-		return VersionSpec{}, false, err
-	}
-
-	appSpec := make(VersionSpec)
-	for _, service := range services {
-		serviceName := ParseServiceName(service.Spec.Name)
-		label := fmt.Sprintf("coop-cloud.%s.%s.version", app.StackName(), serviceName)
-		if deployLabel, ok := service.Spec.Labels[label]; ok {
-			version, _ := ParseVersionLabel(deployLabel)
-			appSpec[serviceName] = deployedServiceSpec{Name: serviceName, Version: version}
-		}
-	}
-
-	deployed := len(services) > 0
-
-	if deployed {
-		logrus.Debugf("detected %s as deployed versions of %s", appSpec, app.Name)
-	} else {
-		logrus.Debugf("detected %s as not deployed", app.Name)
-	}
-
-	return appSpec, len(services) > 0, nil
-}
-
-// ParseVersionLabel parses a $VERSION-$DIGEST app service label.
-func ParseVersionLabel(label string) (string, string) {
-	// versions may look like v4.2-abcd or v4.2-alpine-abcd
-	idx := strings.LastIndex(label, "-")
-	version := label[:idx]
-	digest := label[idx+1:]
-	logrus.Debugf("parsed %s as version from %s", version, label)
-	logrus.Debugf("parsed %s as digest from %s", digest, label)
-	return version, digest
-}
-
 // ParseServiceName parses a $STACK_NAME_$SERVICE_NAME service label.
 func ParseServiceName(label string) string {
 	idx := strings.LastIndex(label, "_")