Add dockerfile

Dockerfile.webui

@@ -0,0 +1,28 @@
+# Define argument for linker flags
+ARG LDFLAGS=-s -w
+
+# Use a temporary build image based on Golang 1.20-alpine
+FROM golang:1.22-alpine as builder
+
+# Set environment variables: linker flags and disable CGO
+ENV LDFLAGS=$LDFLAGS CGO_ENABLED=0
+
+# Install git and build the edgevpn binary with the provided linker flags
+# --no-cache flag ensures the package cache isn't stored in the layer, reducing image size
+RUN apk add --no-cache git
+
+# Add the current directory contents to the work directory in the container
+COPY . /work
+
+# Set the current work directory inside the container
+WORKDIR /work
+
+RUN go build -ldflags="$LDFLAGS" -o webui ./example/webui
+
+FROM scratch
+
+# Copy the webui binary from the builder stage to the final image
+COPY --from=builder /work/webui /webui
+
+# Define the command that will be run when the container is started
+ENTRYPOINT ["/webui"]

Makefile

@@ -1,7 +1,11 @@
 GOCMD=go
+IMAGE_NAME=webui
 
 tests:
 	$(GOCMD) run github.com/onsi/ginkgo/v2/ginkgo --fail-fast -v -r ./...
 
 webui:
-	cd example/webui && $(GOCMD) run ./
+	cd example/webui && $(GOCMD) run ./
+
+webui-image:
+	docker build -t $(IMAGE_NAME) -f Dockerfile.webui .