gnomeExtensions.pano: package manually

It's been a while since the Pano extension has been uploaded to EGO, and it's not in gnomeExtensions set after GNOME 48. So, package it manually.

pkgs/desktops/gnome/extensions/extensionOverrides.nix

···
 {
   lib,
   fetchFromGitLab,
-  fetchzip,
   cpio,
   ddcutil,
   easyeffects,
···
   glib,
   nautilus,
   gobject-introspection,
-  gsound,
   hddtemp,
-  libgda6,
   libgtop,
   libhandy,
   liquidctl,
···
           chinese_calendar_path = chinese-calendar;
         })
       ];
-    }
-  ))
-
-  (patchExtension "[e-mail]" (
-    final: prev: {
-      version = "23-alpha3";
-      src = fetchzip {
-        url = "https://github.com/oae/gnome-shell-pano/releases/download/v${final.version}/[e-mail]";
-        hash = "sha256-LYpxsl/PC8hwz0ZdH5cDdSZPRmkniBPUCqHQxB4KNhc=";
-        stripRoot = false;
-      };
-      preInstall = ''
-        substituteInPlace extension.js \
-          --replace-fail "import Gda from 'gi://Gda?version>=5.0'" "imports.gi.GIRepository.Repository.prepend_search_path('${libgda6}/lib/girepository-1.0'); const Gda = (await import('gi://Gda')).default" \
-          --replace-fail "import GSound from 'gi://GSound'" "imports.gi.GIRepository.Repository.prepend_search_path('${gsound}/lib/girepository-1.0'); const GSound = (await import('gi://GSound')).default"
-      '';
     }
   ))
 

pkgs/desktops/gnome/extensions/manuallyPackaged.nix

···
   "[e-mail]" = callPackage ./unite { };
   "[e-mail]" = callPackage ./valent { };
   "[e-mail]" = callPackage ./window-corner-preview { };
+  # Can be removed when https://github.com/oae/gnome-shell-pano/issues/271 resolved
+  "[e-mail]" = callPackage ./pano { };
 }

pkgs/desktops/gnome/extensions/pano/default.nix

···
+{
+  lib,
+  stdenv,
+  fetchzip,
+  glib,
+  libgda6,
+  gsound,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "gnome-shell-extension-pano";
+  version = "23-alpha5";
+
+  src = fetchzip {
+    url = "https://github.com/oae/gnome-shell-pano/releases/download/v${finalAttrs.version}/[e-mail]";
+    hash = "sha256-kTaJOSyFtBa/fl3Mot8Q8qyhwJwhcbBY4FvdztqUP4w=";
+    stripRoot = false;
+  };
+
+  nativeBuildInputs = [
+    glib
+  ];
+
+  buildPhase = ''
+    runHook preBuild
+    glib-compile-schemas --strict schemas
+    runHook postBuild
+  '';
+
+  preInstall = ''
+    substituteInPlace extension.js \
+      --replace-fail "import Gda from 'gi://Gda?version>=5.0'" "imports.gi.GIRepository.Repository.prepend_search_path('${libgda6}/lib/girepository-1.0'); const Gda = (await import('gi://Gda')).default" \
+      --replace-fail "import GSound from 'gi://GSound'" "imports.gi.GIRepository.Repository.prepend_search_path('${gsound}/lib/girepository-1.0'); const GSound = (await import('gi://GSound')).default"
+  '';
+
+  installPhase = ''
+    runHook preInstall
+    mkdir -p $out/share/gnome-shell/extensions
+    cp -r -T . $out/share/gnome-shell/extensions/[e-mail]
+    runHook postInstall
+  '';
+
+  passthru = {
+    extensionPortalSlug = "pano";
+    extensionUuid = "[e-mail]";
+  };
+
+  meta = with lib; {
+    description = "Next-gen Clipboard Manager for Gnome Shell";
+    homepage = "https://github.com/oae/gnome-shell-pano";
+    license = licenses.gpl2Plus;
+    maintainers = with maintainers; [ honnip ];
+    platforms = platforms.linux;
+  };
+})