fix: Copy the cargo/bin directory also, not just it's contents.

Containerfile

@@ -27,7 +27,7 @@ LABEL org.opencontainers.image.description "${SUMMARY}. ${USAGE}"
 # Pull in useful rust tools
 ## https://doc.rust-lang.org/stable/cargo/guide/cargo-home.html#caching-the-cargo-home-in-ci
 ## If you wish to cache binaries installed with cargo install, you need to cache the bin/ folder and the .crates.toml and .crates2.json files.
-COPY --from=builder /usr/local/cargo/bin/ /usr/local/cargo/.crates.toml /usr/local/cargo/.crates2.json /opt/cargo/
+COPY --from=builder /usr/local/cargo/bin /usr/local/cargo/.crates.toml /usr/local/cargo/.crates2.json /opt/cargo/
 ENV PATH=/opt/cargo/bin:$PATH 
 
 COPY customization/rusty-fedora/profile.d/* /etc/profile.d/
@@ -52,7 +52,7 @@ LABEL org.opencontainers.image.description "${SUMMARY}. ${USAGE}"
 # Pull in useful rust tools
 ## https://doc.rust-lang.org/stable/cargo/guide/cargo-home.html#caching-the-cargo-home-in-ci
 ## If you wish to cache binaries installed with cargo install, you need to cache the bin/ folder and the .crates.toml and .crates2.json files.
-COPY --from=builder /usr/local/cargo/bin/ /usr/local/cargo/.crates.toml /usr/local/cargo/.crates2.json /opt/cargo/
+COPY --from=builder /usr/local/cargo/bin /usr/local/cargo/.crates.toml /usr/local/cargo/.crates2.json /opt/cargo/
 ENV PATH=/opt/cargo/bin:$PATH 
 
 COPY customization/rusty-ubuntu/profile.d/* /etc/profile.d/
@@ -77,7 +77,7 @@ LABEL org.opencontainers.image.description "${SUMMARY}. ${USAGE}"
 # Pull in useful rust tools
 ## https://doc.rust-lang.org/stable/cargo/guide/cargo-home.html#caching-the-cargo-home-in-ci
 ## If you wish to cache binaries installed with cargo install, you need to cache the bin/ folder and the .crates.toml and .crates2.json files.
-COPY --from=builder /usr/local/cargo/bin/ /usr/local/cargo/.crates.toml /usr/local/cargo/.crates2.json /opt/cargo/
+COPY --from=builder /usr/local/cargo/bin /usr/local/cargo/.crates.toml /usr/local/cargo/.crates2.json /opt/cargo/
 ENV PATH=/opt/cargo/bin:$PATH 
 
 COPY customization/rusty-arch/profile.d/* /etc/profile.d/