downgrade build version

.github/workflows/rust.yml

@@ -16,8 +16,7 @@ env:
 jobs:
   build:
 
-    runs-on: ubuntu-latest
-    container: rockylinux:8-minimal
+    runs-on: ubuntu-20.04
 
     steps:
     - uses: actions/checkout@v3

Dockerfile

-FROM --platform=linux/amd64 rust:bookworm AS build
+FROM --platform=linux/amd64 rust:buster AS build
 
 WORKDIR /opt/build
 
@@ -6,7 +6,7 @@ COPY . ./
 
 RUN cargo build --target x86_64-unknown-linux-gnu
 
-FROM --platform=linux/amd64 debian:stable-slim
+FROM --platform=linux/amd64 debian:buster-slim
 
 RUN apt-get update && apt-get install -y ca-certificates