added dockerfile

Author: ehsandeep

Dockerfile

@@ -0,0 +1,15 @@
+# Base
+FROM golang:1.20.7-alpine AS builder
+RUN apk add --no-cache build-base
+WORKDIR /app
+COPY . /app
+RUN go mod download
+RUN go build ./cmd/cvemap
+
+# Release
+FROM alpine:3.18.2
+RUN apk -U upgrade --no-cache \
+    && apk add --no-cache bind-tools ca-certificates
+COPY --from=builder /app/cvemap /usr/local/bin/
+
+ENTRYPOINT ["cvemap"]