FIX: re implement docker file

Dockerfile

@@ -0,0 +1,23 @@
+FROM rust:latest AS builder
+WORKDIR /app
+COPY . .
+RUN cargo build --release
+
+FROM debian:bookworm-slim
+
+# Create the app user with UID 1001
+RUN useradd -u 1001 -m appuser
+
+# Create working directory (only needed if your app expects /app)
+WORKDIR /app
+
+# Copy binary from builder
+COPY --from=builder /app/target/release/hotel-api-rs /usr/local/bin/hotel-api-rs
+
+# Switch to non-root user
+USER 1001
+
+# Expose API port
+EXPOSE 8080
+
+CMD ["/usr/local/bin/hotel-api-rs"]