fix: show no images if no diff required

cli/internal/deploy.go

@@ -83,8 +83,14 @@ func DeployOverview(
 		{i18n.G("CURRENT DEPLOYMENT"), formatter.BoldDirtyDefault(deployedVersion)},
 		{i18n.G("ENV VERSION"), formatter.BoldDirtyDefault(envVersion)},
 		{i18n.G("NEW DEPLOYMENT"), formatter.BoldDirtyDefault(toDeployVersion)},
-		{"", ""},
-		{i18n.G("IMAGES"), strings.Join(images, "\n")},
+	}
+
+	if len(images) > 0 {
+		imageRows := [][]string{
+			{"", ""},
+			{i18n.G("IMAGES"), strings.Join(images, "\n")},
+		}
+		rows = append(rows, imageRows...)
 	}
 
 	if len(secrets) > 0 {

tests/integration/app_deploy.bats

@@ -551,3 +551,13 @@ teardown(){
   assert_success
   refute_output --regexp "coop-cloud.abra-test-recipe.$TEST_SERVER.chaos-version"
 }
+
+# bats test_tags=slow
+@test "no IMAGES diff if no images change" {
+  run $ABRA app deploy "$TEST_APP_DOMAIN" --no-input --no-converge-checks
+  assert_success
+
+  run $ABRA app deploy "$TEST_APP_DOMAIN" --no-input --no-converge-checks --force
+  assert_success
+  refute_output --partial "IMAGES"
+}