ci(docker): add Dockerfile

.dockerignore

@@ -0,0 +1,8 @@
+target/
+.git/
+.gitignore
+Dockerfile
+.dockerignore
+README.md
+.env
+*.md

Dockerfile

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+FROM rust:1.94 AS chef
+
+RUN cargo install --locked cargo-chef
+WORKDIR /app
+
+COPY Cargo.toml Cargo.lock .
+RUN mkdir src && touch src/main.rs
+
+RUN cargo chef prepare --recipe-path recipe.json
+
+
+
+FROM chef AS builder
+
+COPY --from=chef /app/recipe.json recipe.json
+
+RUN cargo chef cook --release --recipe-path recipe.json
+
+
+COPY rust-toolchain.toml rust-toolchain.toml
+
+RUN cargo fetch
+
+
+COPY . .
+
+RUN cargo build --release
+
+
+
+FROM debian:bookworm-slim AS runtime
+
+RUN useradd -m -s /bin/bash appuser
+
+WORKDIR /app
+
+COPY --from=builder /app/target/release/mdpreview /usr/local/bin/mdpreview
+
+USER appuser
+
+EXPOSE 8080
+
+CMD ["mdpreview"]