add docker build

.gitignore

@@ -1,4 +1,5 @@
 *.vs*
 *go.sum*
 *kubescape*
-*debug*
+*debug*
+.idea

README.md

@@ -126,6 +126,18 @@ go mod tidy && go build -o kubescape .
 
 4. Enjoy :zany_face:
 
+# How to build in Docker
+
+1. Clone Project
+```
+git clone git@github.com:armosec/kubescape.git kubescape && cd "$_"
+```
+
+2. Build
+```
+docker build -t kubescape -f build/Dockerfile .
+```
+
 # Under the hood
 
 ## Tests

build/Dockerfile

@@ -0,0 +1,13 @@
+FROM golang:1.16-alpine as builder
+ENV GOPROXY=https://goproxy.io,direct
+ENV GO111MODULE=on
+
+WORKDIR /work
+ADD . .
+RUN go mod download
+RUN GOOS=linux CGO_ENABLED=0 go build -ldflags="-s -w " -installsuffix cgo  -o kubescape .
+
+FROM alpine
+COPY --from=builder /work/kubescape /usr/bin/kubescape
+
+CMD ["kubescape"]