docker: Use bullseye as a base image

Author: tizoc

Dockerfile

@@ -1,4 +1,4 @@
-FROM rust:buster AS build
+FROM rust:bullseye AS build
 RUN apt-get update && apt-get install -y protobuf-compiler && apt-get clean
 RUN rustup default 1.84 && rustup component add rustfmt
 WORKDIR /openmina
@@ -18,7 +18,7 @@ RUN --mount=type=cache,target=/usr/local/cargo/registry \
 RUN git clone --depth 1 https://github.com/openmina/circuit-blobs.git \
     && rm -rf circuit-blobs/berkeley_rc1 circuit-blobs/*/tests
 
-FROM debian:buster
+FROM debian:bullseye
 RUN apt-get update && apt-get install -y libjemalloc2 libssl1.1 libpq5 curl jq procps && apt-get clean
 
 COPY --from=build /openmina/release-bin/openmina /usr/local/bin/