Docker support

Dockerfile

@@ -0,0 +1,16 @@
+# Build
+FROM golang:latest as go_build
+WORKDIR /go/src/github.com/simon987/task_tracker/
+
+COPY . .
+RUN go get ./main/ && GOOS=linux CGO_ENABLED=0 go build -a -installsuffix cgo -o tt_api ./main/
+
+# Execute in alpine
+FROM alpine:latest
+WORKDIR /root
+
+COPY --from=go_build ["/go/src/github.com/simon987/task_tracker/tt_api",\
+                     "/go/src/github.com/simon987/task_tracker/schema.sql",\
+                     "/go/src/github.com/simon987/task_tracker/config.yml",\
+                      "./"]
+CMD ["./tt_api"]