Add nextcloud-talk-desktop package

Grabbed from this PR but modified so that it will actually work:
https://github.com/NixOS/nixpkgs/pull/302781

modules/applications/nextcloud-talk-desktop/package.nix

@@ -0,0 +1,79 @@
+{ lib
+, stdenv
+, fetchzip
+, autoPatchelfHook
+
+, nss
+, cairo
+, xorg
+, libxkbcommon
+, alsa-lib
+, at-spi2-core
+, mesa
+, pango
+, libdrm
+, vivaldi-ffmpeg-codecs
+, gtk3
+, libGL
+, libglvnd
+, systemd
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "nextcloud-talk-desktop";
+  version = "0.29.0";
+
+  # Building from source would require building also building Server and Talk components
+  # See https://github.com/nextcloud/talk-desktop?tab=readme-ov-file#%EF%B8%8F-prerequisites
+  src = fetchzip {
+    url = "https://github.com/nextcloud-releases/talk-desktop/releases/download/v${finalAttrs.version}/Nextcloud.Talk-linux-x64-${finalAttrs.version}.zip";
+    hash = "sha256-fBIeNv8tfrVTFExLQDBPhIazvbsJ7a76+W9G0cuQDlw=";
+    stripRoot = false;
+  };
+
+  nativeBuildInputs = [ autoPatchelfHook ];
+
+  buildInputs = [
+    nss
+    cairo
+    alsa-lib
+    at-spi2-core
+    pango
+    libdrm
+    libxkbcommon
+    gtk3
+    vivaldi-ffmpeg-codecs
+    mesa
+    libGL
+    libglvnd
+  ] ++ (with xorg; [libX11 libXcomposite libXdamage libXrandr libXfixes libXcursor]);
+
+  # Required to launch the application and proceed past the zygote_linux fork() process
+  # Fixes `Zygote could not fork`
+  runtimeDependencies = [ systemd ];
+
+  preInstall = ''
+    mkdir -p $out/bin
+    mkdir -p $out/opt
+
+    cp -r $src/* $out/opt/
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    # Link the application in $out/bin away from contents of `preInstall`
+    ln -s "$out/opt/Nextcloud Talk-linux-x64/Nextcloud Talk" $out/bin/${finalAttrs.pname}
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "Nextcloud Talk Desktop Client Preview";
+    homepage = "https://github.com/nextcloud/talk-desktop";
+    changelog = "https://github.com/nextcloud/talk-desktop/blob/${finalAttrs.version}/CHANGELOG.md";
+    license = licenses.agpl3Only;
+    maintainers = with maintainers; [ kashw2 ];
+    mainProgram = finalAttrs.pname;
+  };
+})