Update debian version

Author: charlykeyko

Dockerfile

@@ -7,7 +7,7 @@ COPY ./fplus-database/src /fplus-database/src
 WORKDIR /fplus-http-server
 RUN cargo build --release
 
-FROM debian:bullseye
+FROM debian:bookworm
 RUN apt-get update && apt-get install -y libssl-dev ca-certificates && rm -rf /var/lib/apt/lists/*
 COPY --from=builder /fplus-http-server/target/release/fplus-http-server /target/release/fplus-http-server
 CMD ["/target/release/fplus-http-server"]