[f43] add: vapor-mod-overlay (#10244) (#10247)

anda/games/vapor-mod-overlay/anda.hcl

@@ -0,0 +1,6 @@
+project pkg {
+	arches = ["x86_64"]
+	rpm {
+		spec = "vapor-mod-overlay.spec"
+	}
+}

anda/games/vapor-mod-overlay/update.rhai

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+rpm.version(gh("ChristianSilvermoon/vapor-mod-overlay"));

anda/games/vapor-mod-overlay/vapor-mod-overlay.spec

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+Name:      vapor-mod-overlay
+Version:   0.0.1
+Release:   2%{?dist}
+Summary:   A fairly basic OverlayFS powered mod loader for Steam
+License:   MIT
+URL:       https://github.com/ChristianSilvermoon/vapor-mod-overlay
+Source0:   %{url}/archive/refs/tags/v%{version}.tar.gz
+Requires:  bash
+Requires:  fuse-overlayfs
+BuildArch: noarch
+Packager:  Gilver E. <roachy@fyralabs.com>
+
+%description
+This is an attempt at a very basic sort of Mod Loader for Valve's Steam Client on GNU/Linux systems that uses OverlayFS.
+This was inspired by a bug in Portal 2 VR that required the mod to be disabled temporarily to bypass a crash.
+
+%prep
+%autosetup -n %{name}-%{version}
+
+%build
+# The voices are getting louder.
+
+%install
+install -Dpm755 %{name}.sh %{buildroot}%{_bindir}/%{name}
+
+%files
+%doc README.md
+%license LICENSE.md
+%{_bindir}/%{name}
+
+%changelog
+* Mon Mar 2 2026 Gilver E. <roachy@fyralabs.com>
+- Initial package