Updated alpine to a version that is not end of life.

Author: dlemstra

.devcontainer/linux-musl-x64/devcontainer.json

@@ -4,7 +4,7 @@
     "dockerfile": "../Dockerfile",
     "context": "../..",
     "args": {
-      "image": "alpine:3.12",
+      "image": "alpine:3.18",
       "config": "linux-musl",
       "arch": "x64",
       "debugBuild": "", // Set to yes to build with debug symbols

.github/workflows/main.yml

@@ -72,7 +72,7 @@ jobs:
   linux-musl-x64:
     name: 'Linux musl (x64)'
     container:
-      image: alpine:3.12
+      image: alpine:3.18
     runs-on: ubuntu-24.04
 
     steps: