revert dockerfile

Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM --platform=$BUILDPLATFORM rust:1.75 AS build
+FROM --platform=$BUILDPLATFORM rust:1.70 AS build
 ARG TARGETARCH
 
 RUN echo "export PATH=/usr/local/cargo/bin:$PATH" >> /etc/profile
@@ -23,7 +23,7 @@ RUN touch src/main.rs && cargo build --release --target=$(cat /.platform)
 RUN mkdir -p /release/$TARGETARCH
 RUN cp ./target/$(cat /.platform)/release/metrics /release/$TARGETARCH/metrics
 
-FROM gcr.io/distroless/cc-debian12
+FROM gcr.io/distroless/cc-debian11
 ARG TARGETARCH
 COPY --from=build /release/$TARGETARCH/metrics /