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backend/Dockerfile

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+# Start by building the application.
+FROM golang:1.21 as builder
+
+# Set the Current Working Directory inside the container
+WORKDIR /app
+
+# Copy go mod and sum files
+COPY go.mod go.sum ./
+
+# Download all dependencies. Dependencies will be cached if the go.mod and go.sum files are not changed
+RUN go mod download
+
+# Copy the source from the current directory to the Working Directory inside the container
+COPY . .
+
+# Build the Go app
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -installsuffix cgo -o main .
+
+# Start a new stage from scratch
+# Alternatively, you could use a very small base image like alpine, but scratch will be smaller
+FROM scratch 
+
+# Copy the Pre-built binary file from the previous stage
+COPY --from=builder /app/main .
+
+# Expose the port the app runs on
+EXPOSE 8080
+
+# Command to run the executable
+CMD ["./main"]