update

hello-pipeline.yaml

@@ -0,0 +1,12 @@
+# hello-pipeline.yaml
+apiVersion: tekton.dev/v1
+kind: Pipeline
+metadata:
+  name: hello-pipeline
+  namespace: tekton-demo
+spec:
+  tasks:
+    - name: run-hello
+      taskRef:
+        name: hello-task
+

hello-pipelinerun.yaml

@@ -0,0 +1,10 @@
+# hello-pipelinerun.yaml
+apiVersion: tekton.dev/v1
+kind: PipelineRun
+metadata:
+  name: hello-pipelinerun
+  namespace: tekton-demo
+spec:
+  pipelineRef:
+    name: hello-pipeline
+

hello-task.yaml

@@ -0,0 +1,13 @@
+apiVersion: tekton.dev/v1
+kind: Task
+metadata:
+  name: hello-task
+  namespace: tekton-demo
+spec:
+  steps:
+    - name: echo-hello
+      image: ubuntu:20.04
+      script: |
+        #!/bin/bash
+        echo "✅ Hello from Tekton Task!"
+