# ---- Build stage ----
FROM rust:1.88-slim AS builder
WORKDIR /app
# Cache dependencies layer
COPY Cargo.toml Cargo.lock ./
RUN mkdir src && echo "fn main() {}" > src/main.rs
RUN cargo build --release
RUN rm -f target/release/deps/auth0_integration*
# Build actual source
COPY src ./src
RUN cargo build --release
# ---- Runtime stage ----
FROM debian:bookworm-slim AS runtime
RUN apt-get update && apt-get install -y \
ca-certificates \
&& rm -rf /var/lib/apt/lists/*
WORKDIR /app
COPY --from=builder /app/target/release/auth0-integration ./auth0-integration
EXPOSE 8080
CMD ["./auth0-integration"]