Add Dockerfile

Dockerfile

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+FROM rust:slim AS builder
+
+WORKDIR /app
+
+# Install a few dependencies
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        git \
+        curl \
+        unzip && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN rustup target add wasm32-unknown-unknown
+
+# Install dioxus-cli
+RUN curl -sSL https://dioxus.dev/install.sh | bash
+
+ENV DAISYUI_PATH=/opt/daisyui/daisyui/
+ENV DAISYUI_THEME_PATH=/opt/daisyui/theme/
+ENV NODE_PATH=$DAISYUI_PATH:$DAISYUI_THEME_PATH
+
+# Install DaisyUI bundles
+RUN mkdir -p $DAISYUI_PATH $DAISYUI_THEME_PATH && \
+    cd $DAISYUI_PATH && \
+    curl -sLO https://github.com/saadeghi/daisyui/releases/latest/download/daisyui.js && \
+    cd $DAISYUI_THEME_PATH && \
+    curl -sLO https://github.com/saadeghi/daisyui/releases/latest/download/daisyui-theme.js
+
+# Install Tailwind CSS CLI
+RUN curl -sLO https://github.com/tailwindlabs/tailwindcss/releases/latest/download/tailwindcss-linux-x64 && \
+    install tailwindcss-linux-x64 /usr/local/bin/tailwindcss && \
+    rm tailwindcss-linux-x64
+
+# Include Rust binaries in PATH
+ENV PATH="/root/.cargo/bin:${PATH}"
+
+# Copy project dependency manifests
+COPY Cargo.toml Cargo.lock Dioxus.toml /app/
+
+# Create dummy files to force cargo to build the dependencies
+# main() content fixes "failed to find intrinsics to enable `clone_ref` function"
+# See https://github.com/trunk-rs/trunk/issues/951#issuecomment-2816819963
+RUN mkdir /app/src && \
+    echo "fn main() { dioxus::logger::initialize_default(); }" > /app/src/main.rs && \
+    echo "fn main() {}" > /app/src/build.rs
+
+# Prebuild dependencies
+RUN dx build --release --locked --web
+
+# Remove assets from the initial build
+RUN rm -rf /app/target/dx/libretunes/release/web/public
+
+RUN rm -rf /app/src
+
+COPY --exclude=assets/tailwind.css assets /app/assets
+COPY style /app/style
+COPY migrations /app/migrations
+COPY src /app/src
+
+# Copy necessary git files for getting build version
+RUN mkdir /app/.git
+COPY .git/HEAD .git/refs /app/.git
+
+# dx build will run tailwindcss anyways, but doing it first here is faster and clearer if it fails
+RUN tailwindcss --input style/tailwind.css --output assets/tailwind.css
+
+# Touch files to force rebuild
+RUN touch /app/src/main.rs && touch /app/src/build.rs
+
+# Actually build
+RUN dx build --release --locked --web
+
+# Use ldd to list all dependencies of the server, then copy them to /app/libs
+RUN mkdir /app/libs && ldd /app/target/dx/libretunes/release/web/server | grep "=> /" | \
+    awk '{print $3}' | xargs -I '{}' cp '{}' /app/libs
+
+# Build the final image
+FROM scratch
+
+LABEL license="MIT"
+LABEL description="LibreTunes, an open-source browser audio player and \
+library manager built for collaborative listening."
+
+# Copy the binary and assets to the final image
+COPY --from=builder /app/target/dx/libretunes/release/web/server /libretunes
+COPY --from=builder /app/target/dx/libretunes/release/web/public /public
+
+ENV LIBRETUNES_SERVER_PUBLIC_PATH=/public
+ENV DIOXUS_PUBLIC_PATH=/public
+
+# Copy libraries to /lib64
+COPY --from=builder /app/libs /lib64
+COPY --from=builder /lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 /lib64/ld-linux-x86-64.so.2
+
+ENV LD_LIBRARY_PATH=/lib64
+
+EXPOSE 8080
+
+ENTRYPOINT [ "/libretunes" ]