added dockerfile container

Dockerfile

@@ -0,0 +1,22 @@
+FROM golang:1.20 AS build-env
+
+# Set working directory for the build
+WORKDIR /go/src/github.com/cosmos/rosetta
+
+# optimization: if go.sum didn't change, docker will use cached image
+COPY go.mod go.sum ./
+
+RUN go mod download
+
+# Add source files
+COPY . .
+
+RUN make build
+RUN make plugin
+
+EXPOSE 8080
+
+# Run simd by default
+CMD ["./rosetta", "--blockchain", "app", "--network", "network", "--tendermint", "cosmos:26657", "--grpc", "cosmos:9090", "--addr", ":8080"]
+ENTRYPOINT ["./rosetta"]
+STOPSIGNAL SIGTERM