Create Dockerfile

Dockerfile

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+# ------------------------------------------------------------------------------
+# 1. Builder Stage
+# ------------------------------------------------------------------------------
+FROM rust:1.80-slim-bookworm AS builder
+
+WORKDIR /app
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    pkg-config \
+    libssl-dev \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+# Cache dependency builds using skeleton manifests
+COPY Cargo.toml ./
+RUN mkdir src && echo "fn main() {}" > src/main.rs
+RUN cargo build --release
+RUN rm -rf src
+
+# Copy real source files and compile binary
+COPY src ./src
+RUN touch src/main.rs && cargo build --release
+
+# ------------------------------------------------------------------------------
+# 2. Runtime Stage
+# ------------------------------------------------------------------------------
+FROM debian:bookworm-slim AS runtime
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    libssl3 \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+# Non-root user setup (UID 1000 for Hugging Face Spaces compatibility)
+RUN useradd -m -u 1000 appuser
+
+# Prepare volume storage
+RUN mkdir -p /data/index && chown -R appuser:appuser /data
+
+WORKDIR /app
+
+# Copy binary from builder
+COPY --from=builder /app/target/release/rust-mcp-search /usr/local/bin/rust-mcp-search
+
+ENV PORT=7860 \
+    HOST=0.0.0.0 \
+    MCP_TRANSPORT=http \
+    DATA_DIR=/data/index \
+    RUST_LOG=info
+
+USER 1000
+
+EXPOSE 7860
+
+HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
+  CMD curl -f http://localhost:${PORT}/health || exit 1
+
+ENTRYPOINT ["/usr/local/bin/rust-mcp-search"]