fix(cli): accept serverless and dedicated deployment aliases (#9325)

libs/cli/langgraph_cli/deploy.py

@@ -2213,11 +2213,13 @@ def _deploy_base_options(
             ),
             click.option(
                 "--deployment-type",
-                type=click.Choice(["dev", "prod"]),
+                type=click.Choice(["serverless", "dedicated", "dev", "prod"]),
                 default="dev",
                 show_default=True,
                 help=(
-                    "Deployment type (used when creating a new deployment). "
+                    "Deployment type (used when creating a new deployment): "
+                    "serverless (scale to zero) or dedicated (prod); "
+                    "legacy dev and prod are also accepted. "
                     "Ignored with --push-to."
                 ),
             ),
@@ -2508,7 +2510,9 @@ def _deploy_cmd(
             ),
             verbose=verbose,
             selector=selector,
-            deployment_type=deployment_type,
+            deployment_type={"serverless": "dev_zero", "dedicated": "prod"}.get(
+                deployment_type, deployment_type
+            ),
             secrets=secrets,
             tracked_packages=tracked_packages,
         )

libs/cli/tests/unit_tests/cli/test_deploy_command.py

@@ -365,6 +365,27 @@ def test_first_local_deploy_creates_then_builds_pushes_and_updates_in_order(
     assert "Deployment updated" in result.output
 
 
+@pytest.mark.parametrize(
+    ("deployment_type", "wire_type"),
+    [
+        ("serverless", "dev_zero"),
+        ("dedicated", "prod"),
+        ("dev", "dev"),
+        ("prod", "prod"),
+    ],
+)
+@pytest.mark.parametrize("build_mode", ["--no-remote", "--remote"])
+def test_deployment_type_aliases(
+    deploy_project: DeployProject, deployment_type: str, wire_type: str, build_mode: str
+) -> None:
+    result = deploy_project.run(build_mode, "--deployment-type", deployment_type)
+
+    assert result.exit_code == 0, result.output
+    assert deploy_project.control_plane.bodies[CREATE_DEPLOYMENT]["source_config"] == {
+        "deployment_type": wire_type
+    }
+
+
 def test_first_local_deploy_creates_an_internal_docker_deployment(
     deploy_project: DeployProject,
 ) -> None: