added docker

Author: gregorgololicic

Dockerfile

@@ -0,0 +1,10 @@
+FROM golang:1.12.0-alpine3.9
+
+RUN mkdir /app
+
+ADD . /app
+WORKDIR /app
+
+RUN go build -o main .
+
+CMD ["/app/main"]

Readme.md

@@ -27,4 +27,11 @@ Flow CLI is a command line tool to interact with flow emulator and query data.
 
 # Instalation
 
-Download a binary for your OS at the [releases page](https://github.com/sideninja/flow-cli).
+Download a binary for your OS at the [releases page](https://github.com/sideninja/flow-cli).
+
+## Docker
+You can use Docker to build and run the image. Be careful docker container can access the network of Flow Emulator. Create a shared network or use host if needed.
+```bash
+docker build -t flow .
+docker run -it flow
+```