Remove &image yaml anchors (#399)

serving/samples/build-private-repo-go/manifest.yaml

@@ -36,11 +36,11 @@ spec:
       name: kaniko
       arguments:
       - name: IMAGE
-        value: &image REPLACE_ME
+        value: REPLACE_ME
   revisionTemplate:
     metadata:
       labels:
         knative.dev/type: app
     spec:
       container:
-        image: *image
+        image: REPLACE_ME 

serving/samples/buildpack-app-dotnet/sample.yaml

@@ -13,7 +13,7 @@ spec:
       name: buildpack
       arguments:
       - name: IMAGE
-        value: &image DOCKER_REPO_OVERRIDE/buildpack-sample-app
+        value: DOCKER_REPO_OVERRIDE/buildpack-sample-app
     # - name: CACHE
     #   value: buildpack-sample-app-cache
     # volumes:
@@ -27,7 +27,7 @@ spec:
         knative.dev/type: app
     spec:
       container:
-        image: *image
+        image: DOCKER_REPO_OVERRIDE/buildpack-sample-app 
 ---
 apiVersion: serving.knative.dev/v1alpha1
 kind: Route

serving/samples/buildpack-function-nodejs/sample.yaml

@@ -13,7 +13,7 @@ spec:
       name: buildpack
       arguments:
       - name: IMAGE
-        value: &image DOCKER_REPO_OVERRIDE/buildpack-function
+        value: DOCKER_REPO_OVERRIDE/buildpack-function
       - name: BUILDPACK_ORDER
         value: https://github.com/projectriff/node-function-invoker.git#buildpack
       - name: SKIP_DETECT
@@ -31,7 +31,7 @@ spec:
         knative.dev/type: function
     spec:
       container:
-        image: *image
+        image: DOCKER_REPO_OVERRIDE/buildpack-function 
 ---
 apiVersion: serving.knative.dev/v1alpha1
 kind: Route

serving/samples/source-to-url-go/README.md

@@ -128,11 +128,11 @@ container for the application.
              name: kaniko
              arguments:
              - name: IMAGE
-               value: &image docker.io/{DOCKER_USERNAME}/app-from-source:latest
+               value: docker.io/{DOCKER_USERNAME}/app-from-source:latest
          revisionTemplate:
            spec:
              container:
-               image: *image
+               image: docker.io/{DOCKER_USERNAME}/app-from-source:latest 
                imagePullPolicy: Always
                env:
                - name: SIMPLE_MSG

serving/samples/source-to-url-go/service.yaml

@@ -15,11 +15,11 @@ spec:
           name: kaniko
           arguments:
           - name: IMAGE
-            value: &image docker.io/{DOCKER_USERNAME}/app-from-source:latest
+            value: docker.io/{DOCKER_USERNAME}/app-from-source:latest
       revisionTemplate:
         spec:
           container:
-            image: *image
+            image: docker.io/{DOCKER_USERNAME}/app-from-source:latest 
             imagePullPolicy: Always
             env:
             - name: SIMPLE_MSG

serving/samples/thumbnailer-go/sample.yaml

@@ -37,14 +37,14 @@ spec:
       name: kaniko
       arguments:
       - name: IMAGE
-        value: &image DOCKER_REPO_OVERRIDE/rester-tester
+        value: DOCKER_REPO_OVERRIDE/rester-tester
   revisionTemplate:
     metadata:
       labels:
         knative.dev/type: app
     spec:
       container:
-        image: *image
+        image: DOCKER_REPO_OVERRIDE/rester-tester 
         env:
           - name: TARGET
             value: thumb_v1