added dockerfile

README.md

@@ -173,6 +173,30 @@ server "example.org" {
 
 Don't forget to `rcctl reload httpd` your configuration changes.
 
+### Docker
+
+Clone repo, alter gosh.yaml according to your needs and build container with contrib/docker/dockerfile
+
+or 
+
+use provided image from dockerhub 
+
+``` docker-compose
+version: "3.8"
+services:
+  gosh:
+    image: gorja/gosh:0.6.0
+    restart: unless-stopped
+    ports:
+      - 8080:80
+```
+
+or if you prefer docker run command
+
+``` docker run
+docker run -p 8080:80 gorja/gosh:0.6.0 
+```
+
 
 ## Running gosh
 

contrib/docker/dockerfile

@@ -0,0 +1,38 @@
+# build stage
+## import image
+FROM golang:alpine AS build_base
+
+## add git
+RUN apk add --no-cache git
+
+## cd into global 700 dir (image specific)
+WORKDIR /go
+
+## populate the module cache based on the go.{mod,sum} files.
+COPY go.mod .
+COPY go.sum .
+## download the modules
+RUN go mod download
+
+## copy all files into build stage
+COPY . .
+## BUILD BUILD BUILD!
+RUN go build -o ./out/gosh .
+
+
+# run stage
+## import image
+FROM alpine:latest
+## install certificates
+RUN apk add ca-certificates
+
+## copy app from build stage to run stage
+COPY --from=build_base /go/out/gosh /app/gosh
+
+## copy files from build stage to run stage
+COPY --from=build_base /go/* /app
+
+## expose port
+EXPOSE 8080
+## run app
+CMD ["/app/gosh", "-config", "/app/gosh.yml"]