dev-util/nvchecker: New package

Signed-off-by: Esteve Varela Colominas <esteve.varela@gmail.com>

dev-util/nvchecker/Manifest

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+DIST nvchecker-2.19.tar.gz 71397 BLAKE2B ef6e0c32dda54f681aadd8809ccb468313d9adefc4890d5b34721cf1d0aef87f34a604593a196547fac0dc14c0db9a3f4dcb0034f8d6a7296ea922c54b83188b SHA512 7183eafd1fe893f6c43bf2c775ddc603b4340f76aee342c587a7b840611753e934338a45d03822ac44605a9127eee7bfbaa9494043c99e22aace847c64ae7f78

dev-util/nvchecker/metadata.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <maintainer type="person">
+    <email>esteve.varela@gmail.com</email>
+    <name>Esteve Varela Colominas</name>
+  </maintainer>
+  <upstream>
+    <remote-id type="github">lilydjwg/nvchecker</remote-id>
+  </upstream>
+  <use>
+    <flag name="aiohttp">use dev-python/aiohttp instead of dev-python/tornado for the fetching backend (not recommended)</flag>
+  </use>
+</pkgmetadata>

dev-util/nvchecker/nvchecker-2.19.ebuild

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+# Copyright 2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+PYTHON_COMPAT=( python3_{11..14} )
+DISTUTILS_USE_PEP517=setuptools
+inherit distutils-r1
+
+DESCRIPTION="New version checker for software releases"
+HOMEPAGE="https://github.com/lilydjwg/nvchecker/"
+
+SRC_URI="https://github.com/lilydjwg/nvchecker/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="aiohttp"
+
+RDEPEND="
+	dev-python/structlog[${PYTHON_USEDEP}]
+	!aiohttp? (
+		dev-python/pycurl[${PYTHON_USEDEP}]
+		dev-python/tornado[${PYTHON_USEDEP}]
+	)
+	aiohttp? (
+		dev-python/aiohttp[${PYTHON_USEDEP}]
+	)
+"