apx: add update script (#467851)

pkgs/by-name/ap/apx/package.nix

@@ -6,6 +6,10 @@
   distrobox,
   podman,
   writableTmpDirAsHomeHook,
+  curl,
+  jq,
+  common-updater-scripts,
+  writeShellScript,
 }:
 
 buildGoModule rec {
@@ -76,6 +80,26 @@ buildGoModule rec {
       --zsh <($out/bin/apx completion zsh)
   '';
 
+  passthru.updateScript = writeShellScript "update-apx" ''
+    set -euo pipefail
+        PATH=${
+          lib.makeBinPath [
+            curl
+            jq
+            common-updater-scripts
+          ]
+        }:$PATH
+
+    echo "Fetching latest version for vanilla-apx-configs..."
+    LATEST_CONFIG=$(curl -s https://api.github.com/repos/Vanilla-OS/vanilla-apx-configs/releases/latest | jq -r .tag_name | sed 's/^v//')
+
+    echo "Updating versionConfig to $LATEST_CONFIG..."
+    update-source-version apx "$LATEST_CONFIG" --version-key=versionConfig --source-key=configsSrc
+
+    echo "Updating main apx package..."
+    nix-update apx
+  '';
+
   meta = {
     description = "Vanilla OS package manager";
     longDescription = ''
@@ -94,6 +118,7 @@ buildGoModule rec {
     maintainers = with lib.maintainers; [
       dit7ya
       chewblacka
+      masrlinu
     ];
     mainProgram = "apx";
   };