added a dockerfile

Dockerfile

@@ -0,0 +1,18 @@
+FROM rust:bookworm as builder
+
+WORKDIR /tendermintx
+COPY . /tendermintx
+
+RUN cargo build --release --bin tendermintx
+
+
+FROM debian:bookworm-slim
+
+RUN apt-get update && apt-get upgrade && apt-get install -y \
+    libssl3 \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY --from=builder /tendermintx/target/release/tendermintx /usr/local/bin/tendermintx
+
+ENTRYPOINT ["/usr/local/bin/tendermintx"]