feat(graphics): improve rendering pipeline and docs

- Refactor D3D12 backend and RenderGraph module
- Update graphics RHI and core rendering components
- Add Random.hlsl shader include
- Regenerate API documentation and update user guides

doc/_site/public/chunk-FMXZD665.min.js

@@ -0,0 +1,2 @@
+import{b as i}from"./chunk-4TS2OR5T.min.js";var o=i(({flowchart:t})=>{let r=t?.subGraphTitleMargin?.top??0,a=t?.subGraphTitleMargin?.bottom??0,e=r+a;return{subGraphTitleTopMargin:r,subGraphTitleBottomMargin:a,subGraphTitleTotalMargin:e}},"getSubGraphTitleMargins");export{o as a};
+//# sourceMappingURL=chunk-FMXZD665.min.js.map