Adding latest gnome-software.

gnome-extra/gnome-software/Manifest

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+DIST gnome-software-42.0.tar.xz 2266316 BLAKE2B c672ecd32d80168aca9b651beb1f58562fb2874656f3c400c9301a0ed87e19cdd74554ef5995daec7f435cf689ad9dc3404623cab4dbb1e00602aa8b191ed996 SHA512 f630232d164d1a7adcf9a91133769c6fe4ce62cdaeccd49b991330682eeccfddc8f83c7326802aaabdb4fc537243c0fd19741c702f4d23d75ebd71e9abb3da92
+EBUILD gnome-software-42.0.ebuild 2833 BLAKE2B de6ab68841f924484e15ea7b899f3c2b82177bf1f0fc0420dd5bd2c97b4a600bcb623415d5ac12dcd6c40058f06f9dc66f89d39c7e34de1154104bd001df4fe1 SHA512 5151920c8cf7a9ec7f235b0b267b72857a76c42d8a372cf94d7717d29a1b777a04bf406495a6ea5a6e86d7ddfe4e54c0946666810b70f5d0a795f51a5c39ea1b

gnome-extra/gnome-software/gnome-software-42.0.ebuild

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+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit gnome.org gnome2-utils meson xdg
+
+DESCRIPTION="Gnome install & update software"
+HOMEPAGE="https://wiki.gnome.org/Apps/Software"
+
+LICENSE="GPL-2+"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="flatpak +firmware gnome gtk-doc spell sysprof udev"
+RESTRICT="test" # writes to and deletes files in /var/tmp/self-test/
+
+RDEPEND="
+	>=dev-libs/appstream-0.14.0:0=
+	>=x11-libs/gdk-pixbuf-2.32.0:2
+	>=dev-libs/libxmlb-0.1.7:=
+	>=x11-libs/gtk+-3.22.4:3
+	>=dev-libs/glib-2.56:2
+	>=dev-libs/json-glib-1.2.0
+	>=net-libs/libsoup-2.52.0:2.4
+	>=gui-libs/libhandy-1.2.0:1=
+	sysprof? ( >=dev-util/sysprof-capture-3.40.1:4 )
+	gnome? ( >=gnome-base/gsettings-desktop-schemas-3.18.0 )
+	spell? ( app-text/gspell:= )
+	sys-auth/polkit
+	firmware? ( >=sys-apps/fwupd-1.0.3 )
+	flatpak? (
+		>=sys-apps/flatpak-1.0.4
+		dev-util/ostree
+	)
+	udev? ( dev-libs/libgudev )
+	>=gnome-base/gsettings-desktop-schemas-3.11.5
+"
+DEPEND="${RDEPEND}"
+BDEPEND="
+	dev-libs/libxml2:2
+	dev-util/gdbus-codegen
+	>=sys-devel/gettext-0.19.8
+	virtual/pkgconfig
+	gtk-doc? (
+		dev-util/gtk-doc
+		app-text/docbook-xml-dtd:4.3 )
+"
+# test? ( dev-util/valgrind )
+
+src_prepare() {
+	xdg_src_prepare
+	sed -i -e '/install_data.*README\.md.*share\/doc\/gnome-software/d' meson.build || die
+	# We don't need language packs download support, and it fails tests in 3.34.2 for us (if they are enabled)
+	sed -i -e '/subdir.*fedora-langpacks/d' plugins/meson.build || die
+	# Trouble talking to spawned gnome-keyring socket for some reason, even if wrapped in dbus-run-session
+	# TODO: Investigate; seems to work outside ebuild .. test/emerge
+	sed -i -e '/g_test_add_func.*gs_auth_secret_func/d' lib/gs-self-test.c || die
+}
+
+src_configure() {
+	local emesonargs=(
+		-Dtests=false #$(meson_use test tests)
+		$(meson_use spell gspell)
+		$(meson_feature gnome gsettings_desktop_schemas) # Honoring of GNOME date format settings.
+		-Dman=true
+		-Dpackagekit=false
+		# -Dpackagekit_autoremove
+		-Dpolkit=true
+		-Deos_updater=false # Endless OS updater
+		$(meson_use firmware fwupd)
+		$(meson_use flatpak)
+		-Dmalcontent=false
+		-Drpm_ostree=false
+		$(meson_use udev gudev)
+		-Dapt=false
+		-Dsnap=false
+		-Dexternal_appstream=false
+		-Dvalgrind=false
+		$(meson_use gtk-doc gtk_doc)
+		-Dhardcoded_popular=true
+		-Ddefault_featured_apps=false # TODO: Will this be beneficial to us with flatpak at least? If enabled, it shows some apps under installed (probably merely due to /usr/share/app-info presence), but launching and removal of them is broken
+		-Dmogwai=false #TODO?
+		$(meson_feature sysprof)
+		-Dprofile=''
+	)
+	meson_src_configure
+}
+
+#src_test() {
+#	virtx meson_src_test
+#}
+
+pkg_postinst() {
+	xdg_pkg_postinst
+	gnome2_schemas_update
+}
+
+pkg_postrm() {
+	xdg_pkg_postrm
+	gnome2_schemas_update
+}