Adding docker file

Author: HassanJasim

cmd/gcrane/Dockerfile

@@ -0,0 +1,8 @@
+# Use a minimal base image from an approved source
+FROM us-docker.pkg.dev/gke-release/distroless/static:nonroot
+
+# Copy the built gcrane binary from the build context
+COPY gcrane /usr/local/bin/gcrane
+
+# Set the entrypoint
+ENTRYPOINT ["/usr/local/bin/gcrane"]