added multistage build

Dockerfile

@@ -1,44 +1,21 @@
-FROM lwthiker/curl-impersonate
+FROM rust:slim-bullseye AS build
 
 WORKDIR /root
-
 COPY . .
 
-#backup
-RUN cp -v .bashrc bashrc && cp .profile profile
+RUN apt-get update \
+&&  apt-get install -y pkg-config \
+    build-essential \
+    openssl \
+    libssl-dev
 
-# required stuff for compiling
-RUN apt update \
- && apt install curl build-essential libssl-dev pkg-config -y --no-install-recommends
-RUN curl https://sh.rustup.rs -o rust \
- && sh rust -y
+RUN cargo build --release
 
-# Compile
-RUN /root/.cargo/bin/cargo build --release
+FROM lwthiker/curl-impersonate:latest
 
-# move bin to working dir
-RUN mv /root/target/release/bml_proxy .
+WORKDIR /root
+COPY --from=build /root/target/release/bml_proxy /root/
 
-## Clean up
-RUN apt purge curl build-essential libssl-dev pkg-config cargo -y
-RUN rm -rfv Cargo.lock Cargo.toml rust src rustup .cargo target .rustup \
-    /usr/share/perl  \
-    /usr/share/zoneinfo \
-    /usr/bin/perl5.28.1 \
-    /usr/bin/perl \
-    /var/lib/apt/lists/* \
-    /var/lib/dpkg/info/* \
-    /var/cache/* \
-    /var/log/*
-#    /lib/x86_64-linux-gnu/libc-2.28.so \
-#    /lib/x86_64-linux-gnu/libm-2.28.so
-#    /usr/lib/gcc \
-#    /usr/lib/x86_64-linux-gnu  \
+ENV LD_PRELOAD="/usr/local/lib/libcurl-impersonate-chrome.so"
 
-RUN cp -v bashrc .bashrc && cp -v profile .profile
-
-#default variable
-ENV LD_PRELOAD=/root/libs/libcurl-impersonate-chrome.so
-
-# start service
-CMD  ["./bml_proxy"]
+CMD /root/bml_proxy