roll back to alpine 3.20, as erts/configure does not detect poll() correctly when gcc 14 is used (#491)

getong · web-flow · commit 31b38022c405 · 2025-01-07T10:24:10.000+08:00
diff --git a/24/alpine/Dockerfile b/24/alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21
+FROM alpine:3.20
 
 ENV OTP_VERSION="24.3.4.17" \
     REBAR3_VERSION="3.23.0"
diff --git a/25/alpine/Dockerfile b/25/alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21
+FROM alpine:3.20
 
 ENV OTP_VERSION="25.3.2.16" \
     REBAR3_VERSION="3.24.0"
diff --git a/26/alpine/Dockerfile b/26/alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21
+FROM alpine:3.20
 
 ENV OTP_VERSION="26.2.5.6" \
     REBAR3_VERSION="3.24.0"
diff --git a/27/alpine/Dockerfile b/27/alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21
+FROM alpine:3.20
 
 ENV OTP_VERSION="27.2" \
     REBAR3_VERSION="3.24.0"
