add docker image for the tool

Dockerfile

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+# Start with the official Golang base image for the build stage
+FROM golang:1.22.2 AS builder
+
+# Set the 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 code into the container
+COPY . .
+
+# Build the Go app as a static binary
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o corser ./cmd/corser
+
+# Start new stage from scratch
+FROM scratch
+
+# Set the working directory to /root/
+WORKDIR /root/
+
+# Copy the Pre-built binary file from the previous stage
+COPY --from=builder /app/corser .
+
+# Command to run the executable
+ENTRYPOINT ["./corser"]