新增learn-kubernetes（https://github.com/yyong-brs/learn-kubernetes）相关文件

learn/learn-kubernetes-master/kiamol/ch15/vweb/ingress.yaml

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+apiVersion: networking.k8s.io/v1beta1 
+kind: Ingress
+metadata:
+  name: vweb
+  labels:
+    kiamol: ch15
+  annotations:
+    nginx.ingress.kubernetes.io/rewrite-target: /
+spec:
+  rules:
+  - host: vweb.kiamol.local
+    http:
+      paths:
+      - path: /
+        backend:
+          serviceName: vweb-v2
+          servicePort: 80
+      - path: /v1
+        backend:
+          serviceName: vweb-v1
+          servicePort: 80
+      - path: /v2
+        backend:
+          serviceName: vweb-v2
+          servicePort: 80

learn/learn-kubernetes-master/kiamol/ch15/vweb/v1.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: vweb-v1
+  labels:
+    kiamol: ch15
+spec:
+  ports:
+    - port: 80
+      targetPort: http
+  selector:
+    app: vweb-v1
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name:  vweb-v1
+  labels:
+    kiamol: ch15
+spec:
+  selector:
+    matchLabels:
+      app: vweb-v1
+  template:
+    metadata:
+      labels:
+        app: vweb-v1
+    spec:
+      containers:
+        - name: web
+          image: kiamol/ch09-vweb:v1
+          ports:
+            - name: http
+              containerPort: 80
+

learn/learn-kubernetes-master/kiamol/ch15/vweb/v2.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: vweb-v2
+  labels:
+    kiamol: ch15
+spec:
+  ports:
+    - port: 80
+      targetPort: http
+  selector:
+    app: vweb-v2
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name:  vweb-v2
+  labels:
+    kiamol: ch15
+spec:
+  selector:
+    matchLabels:
+      app: vweb-v2
+  template:
+    metadata:
+      labels:
+        app: vweb-v2
+    spec:
+      containers:
+        - name: web
+          image: kiamol/ch09-vweb:v2
+          ports:
+            - name: http
+              containerPort: 80
+