Move push and pull tests plans to docker subpackages

Signed-off-by: Tom Chauveau <tom.chauveau@epitech.eu>

stdlib/docker/tests/push-invalid-creds/push.cue

@@ -0,0 +1,33 @@
+package docker
+
+import (
+	"alpha.dagger.io/random"
+)
+
+TestRegistry: {
+	username: string @dagger(input)
+	secret:   string @dagger(input)
+}
+
+TestPush: {
+	tag: random.#String & {seed: "docker push and pull should fail"}
+
+	name: "daggerio/ci-test:\(tag.out)"
+
+	image: #ImageFromDockerfile & {
+		dockerfile: """
+				FROM alpine
+				RUN echo "test" > /test.txt
+			"""
+		context: ""
+	}
+
+	push: #Push & {
+		"name": name
+		source: image
+		auth: {
+			username: TestRegistry.username
+			secret:   TestRegistry.secret
+		}
+	}
+}