add docker build script & run

Dockerfile

@@ -0,0 +1,18 @@
+FROM golang:1.17.2-bullseye as builder
+
+# Create app directory
+WORKDIR /app
+
+# A wildcard is used to ensure both package.json AND package-lock.json are copied
+COPY . /app
+
+ENV GO111MODULE=on
+
+WORKDIR /app
+RUN go build
+
+FROM debian:bullseye-slim
+
+COPY --from=builder /app/go-space-chat /app/go-space-chat
+COPY --from=builder /app/web_resource /app/web_resource
+COPY --from=builder /app/config /app/config

docker-run.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+
+BASEDIR=$(dirname "$0")
+PROJECT_DIR="$(realpath "${BASEDIR}")"
+
+IMAGE_NAME="go-space-chat"
+
+GIT_BRANCH=$(git rev-parse --abbrev-ref HEAD)
+GIT_COMMIT=$(git rev-parse --short HEAD)
+IMAGE_TAG="${GIT_BRANCH}-${GIT_COMMIT}"
+
+function run_docker() {
+    echo "Running docker image: $IMAGE_NAME:$IMAGE_TAG"
+    docker run -it --rm \
+        -w /app \
+        -p 8081:80 \
+        -p 9000:9000 \
+        $IMAGE_NAME:$IMAGE_TAG \
+        /app/go-space-chat
+}
+
+# rm docker containers and images if exists
+CONTAINERS=$(docker ps -a -q -f name=$IMAGE_NAME)
+if [ -n "$CONTAINERS" ]; then
+    docker rm -f $CONTAINERS
+fi
+
+IMAGES=$(docker images -q $IMAGE_NAME)
+if [ -n "$IMAGES" ]; then
+    run_docker
+
+    exit 0
+fi
+
+echo "Will build image: $IMAGE_NAME:$IMAGE_TAG"
+# build image
+docker build --progress=plain --no-cache -t $IMAGE_NAME:$IMAGE_TAG -f ./Dockerfile ./
+
+echo "Image $IMAGE_NAME:$IMAGE_TAG is Built!"
+
+run_docker