add dockerfile

src/.dockerignore

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+.env

src/Dockerfile

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+FROM devopsworks/golang-upx:latest as builder
+WORKDIR /app
+COPY . .
+RUN go mod tidy
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o kycnotme . && \
+    upx kycnotme
+RUN chmod +x kycnotme
+
+# Tailwind CSS compiler
+FROM node:latest as tailwind
+WORKDIR /app
+COPY ./package.json .
+COPY ./package-lock.json .
+COPY ./tailwind.config.js .
+COPY ./frontend/ /app/
+RUN npm i && \
+    npx tailwindcss -i ./static/css/input.css -o ./style.css --minify
+
+FROM alpine:latest as certs
+RUN apk --update add ca-certificates
+
+FROM scratch
+COPY --from=certs /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+WORKDIR /app
+COPY ./frontend/ /app/frontend/
+COPY --from=tailwind /app/style.css /app/frontend/static/style.css
+COPY --from=builder /app/kycnotme /bin/usr/kycnotme
+ENV PATH="/bin/usr:${PATH}"
+
+EXPOSE 4488
+ENTRYPOINT ["kycnotme", "-scrap"]