docs: added scaling examples

docs/EXAMPLES.md

@@ -61,7 +61,7 @@ They have a single variable, `msg`, which is a byte array.
 kubectl apply -f https://raw.githubusercontent.com/argoproj-labs/argo-dataflow/main/examples/102-map-pipeline.yaml
 ```
 
-### [Using replicas and auto-scaling](https://raw.githubusercontent.com/argoproj-labs/argo-dataflow/main/examples/103-replicas-pipeline.yaml)
+### [Using replicas and auto-scaling](https://raw.githubusercontent.com/argoproj-labs/argo-dataflow/main/examples/103-autoscaling-pipeline.yaml)
 
 This is an example of having multiple replicas for a single step.
 
@@ -95,7 +95,7 @@ of replicas re-calculated.
 
 
 ```
-kubectl apply -f https://raw.githubusercontent.com/argoproj-labs/argo-dataflow/main/examples/103-replicas-pipeline.yaml
+kubectl apply -f https://raw.githubusercontent.com/argoproj-labs/argo-dataflow/main/examples/103-autoscaling-pipeline.yaml
 ```
 
 ### [Go 1.16 handler](https://raw.githubusercontent.com/argoproj-labs/argo-dataflow/main/examples/104-go1-16-pipeline.yaml)

examples/103-replicas-pipeline.yaml → examples/103-autoscaling-pipeline.yaml

@@ -34,7 +34,7 @@ metadata:
       of replicas re-calculated.
     dataflow.argoproj.io/name: Using replicas and auto-scaling
   creationTimestamp: null
-  name: replicas
+  name: autoscaling
 spec:
   steps:
   - cat: {}

examples/103-scaling-pipeline.yaml

@@ -0,0 +1,25 @@
+apiVersion: dataflow.argoproj.io/v1alpha1
+kind: Pipeline
+metadata:
+  annotations:
+    dataflow.argoproj.io/description: |
+      This is an example of having multiple replicas for a single step.
+
+      Steps can be manually scaled using `kubectl`:
+
+      ```
+      kubectl scale step/stepName --replicas 2
+      ```
+  creationTimestamp: null
+  name: scaling
+spec:
+  steps:
+  - cat: {}
+    name: main
+    replicas: 2
+    sinks:
+    - kafka:
+        topic: output-topic
+    sources:
+    - kafka:
+        topic: input-topic