Merge pull request #93 from infosiftr/alpine3.21

Add Alpine 3.21 (drop 3.19)

Author: tianon

1.11/alpine3.19/Dockerfile renamed to 1.11/alpine3.21/Dockerfile

@@ -92,8 +92,8 @@
     "variants": [
       "bookworm",
       "bullseye",
+      "alpine3.21",
       "alpine3.20",
-      "alpine3.19",
       "windows/windowsservercore-ltsc2022",
       "windows/windowsservercore-1809"
     ],

1.11/alpine3.19/docker-entrypoint.sh renamed to 1.11/alpine3.21/docker-entrypoint.sh

@@ -104,8 +104,8 @@ for version in "${versions[@]}"; do
 			"bookworm",
 			"bullseye",
 			if .arches | keys | any(startswith("alpine-")) then
+				"3.21",
 				"3.20",
-				"3.19",
 				empty
 				| "alpine" + .
 			else empty end,