Add secrets deployment for GCP

Signed-off-by: Benjamin Grandfond <benjamin.grandfond@gmail.com>

stdlib/gcp/secretmanager/tests/secrets.cue

@@ -0,0 +1,33 @@
+package secretmanager
+
+import (
+	"alpha.dagger.io/dagger"
+	"alpha.dagger.io/gcp"
+	"alpha.dagger.io/gcp/secretmanager"
+	"alpha.dagger.io/os"
+)
+
+TestConfig: gcpConfig: gcp.#Config
+
+TestSecrets: {
+	secret: secretmanager.#Secrets & {
+		config: TestConfig.gcpConfig
+		secrets: {
+			databasePassword: dagger.#Secret @dagger(input)
+		}
+	}
+
+	if len(secret.references) > 0 {
+		cleanup: os.#Container & {
+			image: gcp.#GCloud & {
+				config: TestConfig.gcpConfig
+			}
+			shell: path: "/bin/bash"
+			always: true
+
+			command: #"""
+					gcloud -q secrets delete databasePassword
+				"""#
+		}
+	}
+}