removed go vunerabilities

Dockerfile

@@ -31,13 +31,14 @@ RUN apt-get update \
        unzip \
     && rm -rf /var/lib/apt/lists/*
 
-# Install Google Cloud SDK and Gcloud Auth Plugin
-RUN echo "deb [signed-by=/usr/share/keyrings/cloud.google.gpg] http://packages.cloud.google.com/apt cloud-sdk main" | tee -a /etc/apt/sources.list.d/google-cloud-sdk.list \
-    && curl https://packages.cloud.google.com/apt/doc/apt-key.gpg | apt-key --keyring /usr/share/keyrings/cloud.google.gpg add -
-
-RUN apt-get update \
-    && apt-get install -y google-cloud-sdk google-cloud-sdk-gke-gcloud-auth-plugin \
-    && rm -rf /var/lib/apt/lists/*
+# Install Google cli so kubectl works w/ gke clusters
+RUN curl https://dl.google.com/dl/cloudsdk/release/google-cloud-sdk.tar.gz > /tmp/google-cloud-sdk.tar.gz
+RUN mkdir -p /usr/local/gcloud \
+  && tar -C /usr/local/gcloud -xvf /tmp/google-cloud-sdk.tar.gz \
+  && /usr/local/gcloud/google-cloud-sdk/install.sh
+ENV PATH $PATH:/usr/local/gcloud/google-cloud-sdk/bin
+RUN gcloud components install gke-gcloud-auth-plugin
+RUN gcloud components remove gcloud-crc32c
 
 # Install AWS CLI
 RUN curl "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip" \