Implemented gateway interactions

dockerfile

@@ -10,10 +10,12 @@ COPY go.mod go.sum ./
 RUN go mod download
 COPY . .
 ENV CGO_ENABLED=0
-RUN go build -tags timetzdata template
+RUN go build -tags timetzdata payment-poc
 
 ### Stage 2: Run ###
 FROM scratch
+WORKDIR /
 COPY --from=certs /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
-COPY --from=go-build /root/template /usr/bin/template
-ENTRYPOINT ["template"]
+COPY --from=go-build /root/payment-poc /usr/bin/payment-poc
+ADD templates /templates
+ENTRYPOINT ["payment-poc"]