Add some tool for docker

Dockerfile

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+FROM node:current-alpine3.19 AS tailwind
+
+WORKDIR /src
+COPY ./public/input.css ./public/
+COPY tailwind.config.js .
+COPY ./view ./view
+
+RUN npm install -g tailwindcss
+RUN npx tailwindcss -i ./public/input.css -o ./public/output.css
+
+FROM golang:1.22.2-alpine3.19 AS go_builder
+
+WORKDIR /src
+COPY . .
+COPY --from=tailwind /src/public/output.css ./public/
+
+RUN go install github.com/a-h/templ/cmd/templ@$(go list -m -f '{{ .Version }}' github.com/a-h/templ)
+RUN templ generate
+RUN go build -o ./tmp/main
+
+FROM scratch
+
+WORKDIR /src
+
+COPY --from=go_builder /src /src
+
+ENTRYPOINT ["./tmp/main"]