changed base container image to Wolfi

src/app/Dockerfile

@@ -1,32 +1,19 @@
-FROM node:16-alpine3.13
-
-ARG IMAGE_CREATE_DATE
-ARG IMAGE_VERSION
-ARG IMAGE_SOURCE_REVISION
-
-# Metadata as defined in OCI image spec annotations - https://github.com/opencontainers/image-spec/blob/master/annotations.md
-LABEL org.opencontainers.image.title="Hello Kubernetes!" \
-      org.opencontainers.image.description="Provides a demo app to deploy to a Kubernetes cluster. It displays a message, the name of the pod and details of the node it is deployed to." \
-      org.opencontainers.image.created=$IMAGE_CREATE_DATE \
-      org.opencontainers.image.version=$IMAGE_VERSION \
-      org.opencontainers.image.authors="Paul Bouwer" \
-      org.opencontainers.image.url="https://hub.docker.com/r/paulbouwer/hello-kubernetes/" \
-      org.opencontainers.image.documentation="https://github.com/paulbouwer/hello-kubernetes/README.md" \
-      org.opencontainers.image.vendor="Paul Bouwer" \
-      org.opencontainers.image.licenses="MIT" \
-      org.opencontainers.image.source="https://github.com/paulbouwer/hello-kubernetes.git" \
-      org.opencontainers.image.revision=$IMAGE_SOURCE_REVISION 
-
-# Create app directory
-RUN mkdir -p /usr/src/app
-WORKDIR /usr/src/app
-
-# Install app dependencies
-COPY package.json /usr/src/app/
-RUN npm install
-
-# Bundle app source
-COPY . /usr/src/app
-
-USER node
-CMD [ "npm", "start" ]
+FROM cgr.dev/chainguard/wolfi-base
+
+ARG version=3.11
+
+RUN mkdir -p /usr/src/app
+WORKDIR /usr/src/app
+
+RUN apk update && apk add nodejs && apk add npm
+
+COPY package.json /usr/src/app/
+RUN npm install
+
+COPY . /usr/src/app
+
+ENV PORT 5000
+
+USER nonroot
+CMD [ "npm", "start" ]
+