k8s: add app.kubernetes.io/stack label to pods and jobs

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

stack_orchestrator/deploy/k8s/cluster_info.py

@@ -75,13 +75,14 @@ class ClusterInfo:
     parsed_job_yaml_map: Any
     image_set: Set[str] = set()
     app_name: str
+    stack_name: str
     environment_variables: DeployEnvVars
     spec: Spec
 
     def __init__(self) -> None:
         self.parsed_job_yaml_map = {}
 
-    def int(self, pod_files: List[str], compose_env_file, deployment_name, spec: Spec):
+    def int(self, pod_files: List[str], compose_env_file, deployment_name, spec: Spec, stack_name=""):
         self.parsed_pod_yaml_map = parsed_pod_files_map_from_file_names(pod_files)
         # Find the set of images in the pods
         self.image_set = images_for_deployment(pod_files)
@@ -91,6 +92,7 @@ class ClusterInfo:
         }
         self.environment_variables = DeployEnvVars(env_vars)
         self.app_name = deployment_name
+        self.stack_name = stack_name
         self.spec = spec
         if opts.o.debug:
             print(f"Env vars: {self.environment_variables.map}")
@@ -589,6 +591,8 @@ class ClusterInfo:
 
         annotations = None
         labels = {"app": self.app_name}
+        if self.stack_name:
+            labels["app.kubernetes.io/stack"] = self.stack_name
         affinity = None
         tolerations = None
 
@@ -706,9 +710,10 @@ class ClusterInfo:
             elif job_name.endswith(".yaml"):
                 job_name = job_name[: -len(".yaml")]
 
+            pod_labels = {"app": self.app_name, **({"app.kubernetes.io/stack": self.stack_name} if self.stack_name else {})}
             template = client.V1PodTemplateSpec(
                 metadata=client.V1ObjectMeta(
-                    labels={"app": self.app_name}
+                    labels=pod_labels
                 ),
                 spec=client.V1PodSpec(
                     containers=containers,
@@ -721,12 +726,13 @@ class ClusterInfo:
                 template=template,
                 backoff_limit=0,
             )
+            job_labels = {"app": self.app_name, **({"app.kubernetes.io/stack": self.stack_name} if self.stack_name else {})}
             job = client.V1Job(
                 api_version="batch/v1",
                 kind="Job",
                 metadata=client.V1ObjectMeta(
                     name=f"{self.app_name}-job-{job_name}",
-                    labels={"app": self.app_name},
+                    labels=job_labels,
                 ),
                 spec=job_spec,
             )

stack_orchestrator/deploy/k8s/deploy_k8s.py

@@ -126,11 +126,13 @@ class K8sDeployer(Deployer):
         # Use deployment-specific namespace for resource isolation and easy cleanup
         self.k8s_namespace = f"laconic-{compose_project_name}"
         self.cluster_info = ClusterInfo()
+        stack_name = deployment_context.stack.name if deployment_context else ""
         self.cluster_info.int(
             compose_files,
             compose_env_file,
             compose_project_name,
             deployment_context.spec,
+            stack_name=stack_name,
         )
         # Initialize job compose files if provided
         if job_compose_files: