Added docker stuff

dockerfile

@@ -0,0 +1,18 @@
+# Build stage
+FROM rust:latest AS builder
+
+WORKDIR .
+COPY . .
+
+RUN cargo build --release
+
+# Runtime stage
+FROM debian:bookworm-slim
+
+RUN apt-get update && apt-get install -y ca-certificates && rm -rf /var/lib/apt/lists/*
+
+COPY --from=builder /target/release/iota /usr/local/bin/
+
+EXPOSE 1984
+
+CMD ["iota"]