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+# Stage 1: Build Go binary using lightweight Alpine
+FROM golang:1.24-alpine AS builder
+
+# Install git for module fetching
+RUN apk add --no-cache git
+
+# Set workdir
+WORKDIR /app
+
+# Copy go.mod/go.sum and download dependencies
+COPY go.mod ./
+RUN go mod download
+
+# Copy source code
+COPY . .
+
+# Build Go binary
+RUN CGO_ENABLED=0 GOOS=linux go build -o importer .
+
+# Stage 2: Runtime on Ubuntu 24.04
+FROM ubuntu:24.04
+
+# Avoid interactive prompts during apt installs
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Install runtime dependencies: python3-pip, ffmpeg, git, curl, rsgain
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        python3-pip \
+        ffmpeg \
+        git \
+        curl \
+        rsgain \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install beets via pip
+RUN pip3 install --break-system-packages --no-cache-dir beets
+
+
+# Set up import/library directories (can be mounted)
+# ENV IMPORT_DIR=/import
+# ENV LIBRARY_DIR=/library
+# RUN mkdir -p $IMPORT_DIR $LIBRARY_DIR
+
+# Copy Go binary from builder stage
+COPY --from=builder /app/importer /usr/local/bin/importer
+
+# Entrypoint
+ENTRYPOINT ["importer"]