Move Windows WGL context attributes to renderer gl

docs/modernization/build-inventory.md

@@ -231,6 +231,9 @@ Known local toolchain state:
   readback format/type, framebuffer copy targets, and renderbuffer/depth
   attachment parameters; `src/canvas.cpp` no longer contains raw `GL_*`
   constants.
+  Windows desktop OpenGL context creation now consumes a tested
+  `windows_wgl_core_context_3_3_config()` catalog from `pp_renderer_gl` instead
+  of owning active WGL context/pixel-format attribute literals in `main.cpp`.
 - `windows-msvc-vcpkg-headless` validates manifest install/configure/build/test
   for the current headless component matrix; see DEBT-0007 for remaining app
   and platform triplet migration.

docs/modernization/roadmap.md

@@ -776,6 +776,10 @@ Results:
   framebuffer copy targets, and renderbuffer/depth attachment parameters through
   the renderer GL backend mapping; `src/canvas.cpp` no longer contains raw
   `GL_*` constants.
+- Windows desktop OpenGL context creation now consumes a tested
+  `windows_wgl_core_context_3_3_config()` catalog from `pp_renderer_gl`, moving
+  the active WGL context/pixel-format attribute literals out of the platform
+  entrypoint.
 - Known remaining warnings: legacy project/vendor diagnostics, Visual Studio
   vcpkg-manifest warning, `LNK4099` missing libyuv PDBs, and `LNK4098` runtime
   library conflict from retained vendor binaries.