batman

Dockerfile

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+############################
+# STEP 1: Build executable
+############################
+FROM golang:1.24.1-alpine AS builder
+RUN apk add --no-cache git build-base sqlite-dev
+WORKDIR /app
+COPY go.mod go.sum ./
+RUN go mod download
+COPY . .
+RUN go install github.com/a-h/templ/cmd/templ@latest
+RUN templ generate
+RUN CGO_ENABLED=1 go build -o ddns-manager .
+
+############################
+# STEP 2: Build final image
+############################
+FROM alpine:latest
+
+RUN apk add --no-cache sqlite-libs ca-certificates tzdata
+WORKDIR /app
+COPY --from=builder /app/ddns-manager /app/
+COPY --from=builder /app/assets /app/assets
+VOLUME /data
+EXPOSE 3000
+ENV DB_PATH=/data/ddns.db
+
+ENTRYPOINT ["/app/ddns-manager"]