feat(jupyterhub): add JupyterHub

k8s/justfile

@@ -271,3 +271,29 @@ configure-registry:
     echo "Restarting k3s to apply registry configuration..."
     ssh "${LOCAL_K8S_HOST}" "sudo systemctl restart k3s"
     echo "✓ Registry configuration applied"
+
+[positional-arguments]
+wait-deployments-ready *args:
+    #!/bin/bash
+    set -euo pipefail
+    namespace="$1"
+    shift
+    deployments=("$@")
+    check_ready() {
+        for deployment in "${deployments[@]}"; do
+            ready=$(kubectl get -n ${namespace} deployment "${deployment}" \
+                -o jsonpath="{.status.readyReplicas}" 2>/dev/null || true)
+            replicas=$(kubectl get -n ${namespace} deployment "${deployment}" \
+                -o jsonpath="{.status.replicas}" 2>/dev/null || true)
+            if [[ "${ready}" != "${replicas}" || -z "${ready}" ]]; then
+                return 0
+            fi
+        done
+        return 1
+    }
+    echo -n "Waiting for deployments $@ to be ready..."
+    while check_ready; do
+        echo -n "."
+        sleep 2
+    done
+    echo "ok"