Update flux lab for new sample app repo structure

Author: niallthomson

manifests/modules/automation/gitops/flux/buildspec.yml

@@ -18,9 +18,8 @@ phases:
       - echo Building a container image ...
       - component=ui
       - component_dir="./src/$component"
-      - source "$component_dir/scripts/build.source"
       - cd $component_dir
-      - docker build -f $dockerfile $docker_build_args -t $ECR_URI:$IMAGE_TAG .
+      - docker build -t $ECR_URI:$IMAGE_TAG .
       - docker tag $ECR_URI:$IMAGE_TAG $ECR_URI:$IMAGE_TAG_I
       - docker images
   post_build:

website/docs/automation/gitops/flux/ci.md

@@ -21,7 +21,6 @@ Next, populate the CodeCommit repository with the sources from the public reposi
 $ git clone https://github.com/aws-containers/retail-store-sample-app ~/environment/retail-store-sample-app
 $ git -C ~/environment/retail-store-sample-codecommit checkout -b main
 $ cp -R ~/environment/retail-store-sample-app/src ~/environment/retail-store-sample-codecommit
-$ cp -R ~/environment/retail-store-sample-app/images ~/environment/retail-store-sample-codecommit
 ```
 
 We use AWS CodeBuild and define `buildspec.yml` to build new `x86_64` and `arm64` images in parallel.