docs: Plan Shader Asset Integration (Task #24)

Updates ASSET_SYSTEM.md to describe shader asset handling. Adds Task #24 to TODO.md and PROJECT_CONTEXT.md to extract hardcoded shaders and integrate them with the AssetManager and ShaderComposer.

1 files changed, 6 insertions, 0 deletions

diff --git a/PROJECT_CONTEXT.md b/PROJECT_CONTEXT.md
index a0dd4a6..19e704a 100644
--- a/PROJECT_CONTEXT.md
+++ b/PROJECT_CONTEXT.md
@@ -34,6 +34,12 @@ Style:
     - [ ] Consolidate WebGPU header inclusions.
     - [ ] Remove `std::map`/`std::vector` from hot paths.
 
+- **Task #24: Shader Asset Integration**
+    - [ ] Extract hardcoded WGSL strings into `assets/final/shaders/`.
+    - [ ] Register shader assets in `demo_assets.txt`.
+    - [ ] Update `ShaderComposer` to load snippets from `AssetManager`.
+    - [ ] Refactor `Renderer3D` and `demo64k` to use asset-based shaders.
+
 - **Task #18: 3D System Enhancements**
     - [ ] **Blender Exporter**: Create script to export scenes to internal binary format.
     - [ ] **Asset Pipeline**: Update `asset_packer` and runtime loader for 3D scenes.