Reworked docker image to latest alpine + native rust builder

Dockerfile

@@ -1,29 +1,31 @@
 # syntax=docker/dockerfile:1.4
 
-FROM alpine:3.19 as build-environment
+FROM rust:alpine3.19 as build-environment
 
 ARG TARGETARCH
 WORKDIR /opt
 
-RUN apk add clang lld curl build-base linux-headers git pkgconf openssl-dev \
-    && curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > rustup.sh \
-    && chmod +x ./rustup.sh \
-    && ./rustup.sh -y
+RUN apk add lld build-base linux-headers pkgconf openssl-dev
+# RUN apk add clang lld curl build-base linux-headers git pkgconf openssl-dev \
+#     && curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs > rustup.sh \
+#     && chmod +x ./rustup.sh \
+#     && ./rustup.sh -y
 
 RUN [[ "$TARGETARCH" = "arm64" ]] && echo "export CFLAGS=-mno-outline-atomics" >> $HOME/.profile || true
 
 WORKDIR /opt/challenger
 COPY . .
 
 RUN --mount=type=cache,target=/root/.cargo/registry --mount=type=cache,target=/root/.cargo/git --mount=type=cache,target=/opt/challenger/target \
-    source $HOME/.profile && cargo build --release \
+    source $HOME/.profile  \
+    && RUSTFLAGS="-Ctarget-feature=-crt-static" cargo build --release \
     && mkdir out \
     && mv target/release/challenger out/challenger \
     && strip out/challenger;
 
-FROM frolvlad/alpine-glibc:alpine-3.19_glibc-2.34 as challenger-client
+FROM alpine:3.19 as challenger-client
 
-RUN apk add --no-cache linux-headers git
+RUN apk add --no-cache linux-headers gcompat libgcc
 
 COPY --from=build-environment /opt/challenger/out/challenger /usr/local/bin/challenger