Update Dockerfile

Signed-off-by: Atif Ather <40694397+atifather@users.noreply.github.com>

Dockerfile

@@ -1,16 +1,55 @@
+# Stage 1: Build the Frontend
+FROM node:18.14.1 AS frontend
+
+# Set the working directory for the frontend
+WORKDIR /app
+
+# Copy the entire project
+COPY . /app
+
+# Install make, required for the build process
+RUN apt-get update && apt-get install -y make
+
+# Change to the ./web directory and build the frontend
+WORKDIR /app
+RUN make build-web
+
+# Stage 2: Build the Go application
 FROM golang:1.20 AS builder
+
+# Set the working directory for Go application
 WORKDIR /src
+
+# Copy Go modules files
 COPY go.sum go.mod ./
+
+# Download Go modules
 RUN go mod download
+
+# Copy the entire project
 COPY . .
+
+# Move frontend files to the root
+COPY --from=frontend /app/web ./web
+
+# Build the Go application
 RUN CGO_ENABLED=0 go build -o /bin/app .
 
+# Stage 3: Create the final image
 FROM ubuntu:latest
+
+# Install dependencies for the final image
 RUN apt-get update && apt-get -y upgrade && apt-get install -y --no-install-recommends \
   libssl-dev \
   ca-certificates \
   && apt-get clean \
   && rm -rf /var/lib/apt/lists/*
+
+# Copy the Go binary from the builder stage
 COPY --from=builder /bin/app /checkpointz
+
+# Expose port 5555
 EXPOSE 5555
+
+# Set the entrypoint for the container
 ENTRYPOINT ["/checkpointz"]