还是更新apk

adguard/Dockerfile

 FROM alpine
 RUN apk update && \
-    apk add wget unzip tar gzip
+    apk add wget curl unzip tar gzip ca-certificates
 RUN wget https://static.adguard.com/adguardhome/release/AdGuardHome_linux_amd64.tar.gz && \
     tar xvzf  AdGuardHome_linux_amd64.tar.gz
 # 第二阶段,只有二进制文件

smartdns/Dockerfile

 FROM alpine
 RUN apk update && \
-    apk add wget unzip tar gzip ca-certificates
+    apk add wget curl unzip tar gzip ca-certificates
 RUN  curl  https://api.github.com/repos/pymumu/smartdns/releases/latest \
     | grep browser_download_url \
     | grep smartdns-x86_64 \
@@ -9,6 +9,6 @@ RUN  curl  https://api.github.com/repos/pymumu/smartdns/releases/latest \
 # 第二阶段,只有二进制文件
 FROM alpine
 RUN apk update && \
-    apk add ca-certificates -y
+    apk add ca-certificates
 COPY --from=0 /smartdns-x86_64 /smartdns
 ENTRYPOINT [ "/smartdns" ]
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