feat(overlays): pin snipe-it 8.6.3

overlays/default.nix

@@ -11,6 +11,7 @@
   # https://nixos.wiki/wiki/Overlays
   modifications = final: prev: {
     # n8n = import ./mods/n8n.nix {inherit prev;};
+    snipe-it = import ./mods/snipe-it.nix {inherit prev;};
     vivaldi = prev.vivaldi.override {
       commandLineArgs = "--enable-features=UseOzonePlatform --ozone-platform=wayland";
     };

overlays/mods/snipe-it.nix

@@ -1,14 +1,24 @@
-{prev}: {
+{prev}:
-  snipe-it = prev.snipe-it.overrideAttrs (oldAttrs: {
+prev.snipe-it.overrideAttrs (oldAttrs: rec {
+  version = "8.6.3";
+
+  src = prev.fetchFromGitHub {
+    owner = "grokability";
+    repo = "snipe-it";
+    tag = "v${version}";
+    hash = "sha256-Y1TNZ4uMK9ryKjKzFwW6Im1I2oRspFUXQI88lVi+FKg=";
+  };
+
+  vendorHash = "sha256-SJWWV1XWnwKe1XShTJfhWrEWTpTtrKFoNb27RGwW6v8=";
+
   postInstall =
     ''
       snipe_it_out="$out/share/php/snipe-it"
       mkdir -p $out/share/snipe-it
 
       # Alle Default-Uploads sichern (z.B. default.png) bevor das
-        # ursprüngliche postInstall das Verzeichnis mit rm -R löscht
+      # ursprüngliche postInstall das Verzeichnis mit rm -R löscht.
       cp -r $snipe_it_out/public/uploads $out/share/snipe-it/uploads
     ''
     + oldAttrs.postInstall;
-  });
+})
-}