Agregando el ejercicio de la clase 3

.gitignore

@@ -1,4 +1,5 @@
 CuestionarioKubernetes.docx
 Videos de Clase
 Hojas de Asistencia
-Clase 3
+Clase 3/Clase 3.pptx
+Clase 3/Ejercicio/nginx-app

Clase 3/Ejercicio/hello-app/hello-app.yaml

@@ -0,0 +1,47 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: hello
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: my-hello-svc
+  namespace: hello
+  labels:
+    app: hello
+spec:
+  type: ClusterIP
+  selector:
+    app: hello
+  ports:
+  - port: 80
+    targetPort: 8080
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: my-hello
+  namespace: hello
+  labels:
+    app: hello
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: hello
+  template:
+    metadata:
+      labels:
+        app: hello
+    spec:
+      containers:
+      - name: hello
+        image: gcr.io/google-samples/hello-app:1.0
+        resources:
+          limits:
+            memory: "128Mi"
+            cpu: "500m"
+        ports:
+        - containerPort: 8080
+