[Doc] add ray cluster uv sample yaml (#3720)

Author: fscnick

ray-operator/config/samples/ray-cluster.uv.yaml

@@ -0,0 +1,57 @@
+apiVersion: ray.io/v1
+kind: RayCluster
+metadata:
+  name: raycluster-uv
+spec:
+  rayVersion: '2.46.0' # should match the Ray version in the image of the containers
+  headGroupSpec:
+    rayStartParams: {}
+    template:
+      spec:
+        containers:
+        - name: ray-head
+          image: rayproject/ray:2.46.0
+          env:
+           - name: RAY_RUNTIME_ENV_HOOK
+             value: ray._private.runtime_env.uv_runtime_env_hook.hook
+          resources:
+            limits:
+              cpu: 1
+              memory: 2Gi
+            requests:
+              cpu: 500m
+              memory: 2Gi
+          ports:
+          - containerPort: 6379
+            name: gcs-server
+          - containerPort: 8265 # Ray dashboard
+            name: dashboard
+          - containerPort: 10001
+            name: client
+          volumeMounts:
+          - mountPath: /home/ray/samples
+            name: code-sample
+        volumes:
+          - name: code-sample
+            configMap:
+              name: ray-uv-code-sample
+              items:
+                - key: sample_code.py
+                  path: sample_code.py
+
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: ray-uv-code-sample
+data:
+  sample_code.py: |
+    import emoji
+    import ray
+
+    @ray.remote
+    def f():
+        return emoji.emojize('Python is :thumbs_up:')
+
+    # Execute 10 copies of f across a cluster.
+    print(ray.get([f.remote() for _ in range(10)]))