Initial commit: DarkForge package repository (124 packages)

Package definitions for the complete DarkForge Linux system:
- core/  (67): base system, toolchain, kernel, utilities, dev tools
- extra/ (26): libraries, frameworks, drivers (nvidia-open, pipewire, mesa)
- desktop/ (19): Wayland stack, dwl compositor, terminals, applications
- gaming/ (12): Steam, Wine, Proton, gamemode, mangohud, PrismLauncher

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

desktop/freecad/freecad.toml

@@ -0,0 +1,20 @@
+[package]
+name = "freecad"
+version = "1.0.0"
+description = "Parametric 3D CAD modeler"
+url = "https://www.freecad.org/"
+license = "LGPL-2.0"
+
+[source]
+url = "https://github.com/FreeCAD/FreeCAD/archive/refs/tags/${version}/FreeCAD-${version}.tar.gz"
+sha256 = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+
+[dependencies]
+run = ["glibc", "python", "qt6-base", "opencascade", "boost", "xerces-c", "freetype", "zlib", "libpng"]
+build = ["gcc", "cmake", "ninja", "pkg-config", "swig"]
+
+[build]
+system = "cmake"
+configure = """cmake -B build -G Ninja -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_BUILD_TYPE=Release -DBUILD_QT5=OFF -DBUILD_FEM=ON"""
+make = """ninja -C build"""
+install = """DESTDIR=${PKG} ninja -C build install"""