feat: add Dockerfile

Author: darrelhong

Dockerfile

@@ -0,0 +1,24 @@
+FROM golang:1.22.1-alpine AS build-stage
+
+WORKDIR /app
+
+COPY go.mod go.sum ./
+RUN go mod download
+
+COPY . ./
+
+RUN CGO_ENABLED=0 GOOS=linux go build -tags netgo -ldflags '-s -w' -o /server
+
+FROM gcr.io/distroless/base-debian11 AS build-release-stage
+
+WORKDIR /
+
+COPY --from=build-stage /server /server
+COPY --from=build-stage /app/templates /templates
+COPY --from=build-stage /app/static /static
+
+EXPOSE 8080
+
+USER nonroot:nonroot
+
+ENTRYPOINT ["/server"]

main.go

@@ -25,10 +25,7 @@ func run(ctx context.Context) error {
 	ctx, cancel := signal.NotifyContext(ctx, os.Interrupt, syscall.SIGTERM)
 	defer cancel()
 
-	err := godotenv.Load()
-	if err != nil {
-		log.Fatal("Error loading .env file")
-	}
+	godotenv.Load()
 
 	oauth2Conf := &oauth2.Config{
 		ClientID:     os.Getenv("GH_CLIENT_ID"),