Dockerfile

FROM rust:1.92.0-alpine3.23 AS base

RUN apk add --no-cache \
    bash \
    curl \
    git \
    npm \
    build-base \
    openssl-dev \
    pkgconf \
    libc-dev \
    musl-dev \
    binaryen \
    perl \
    python3 \
    cmake
    
COPY rust-toolchain.toml ./
RUN rustup show
# Install all Rust tools once in base
RUN cargo install cargo-binstall
RUN cargo install cargo-chef 
RUN npm install -g sass
RUN cargo install stylance-cli 
RUN cargo binstall cargo-leptos -y
RUN cargo install -f wasm-bindgen-cli --version 0.2.105
RUN rustup target add wasm32-unknown-unknown

WORKDIR /work

###### Planner stage ####
FROM base AS planner

# Only copy dependency files, NOT source code
COPY . .
RUN cargo chef prepare --recipe-path recipe.json

###### Chef stage - cook dependencies ####
FROM base AS chef

COPY --from=planner /work/recipe.json recipe.json
RUN cargo chef cook --release --recipe-path recipe.json

###### Builder stage ######
FROM base AS builder

WORKDIR /work

# Copy cooked dependencies
COPY --from=chef /work/target target
COPY --from=chef /usr/local/cargo /usr/local/cargo

# Now copy source code
COPY . .

# Run stylance and build
RUN stylance .
RUN cargo leptos build --release -vv

##### Production runner #####
FROM debian:bookworm-slim AS runner

WORKDIR /app

# Install runtime dependencies
RUN apt-get update -y \
    && apt-get install -y --no-install-recommends openssl ca-certificates \
    && apt-get autoremove -y \
    && apt-get clean -y \
    && rm -rf /var/lib/apt/lists/*

# Copy only what's needed for runtime
COPY --from=builder /work/data /app/data
COPY --from=builder /work/target/release/rust-nigeria-website /app/
COPY --from=builder /work/target/site /app/site
COPY --from=builder /work/Cargo.toml /app/




ENV RUST_LOG="debug"
ENV LEPTOS_SITE_ADDR="0.0.0.0:8080"
ENV LEPTOS_SITE_ROOT=./site

EXPOSE 8080

CMD ["/app/rust-nigeria-website"]