Update packed BitNet WASM fallback runtime

README.md

@@ -11,10 +11,11 @@ tags:
 
 Self-contained browser BitNet export for the AgentKernel Lite chat model.
 
+- Source bundle: `/data/agentkernel/artifacts/agentkernel_lite_encdec/chatfirst_retrieval_special_compact_100m_from16000_train_17000`
 - Parameters before BitNet packing: `110885888`
 - Final eval loss: `1.6545211980098127`
 - Browser entrypoint: `manifest.json`
-- Runtime: Model Stack browser BitNet WebGPU encoder-decoder
+- Runtime: Model Stack browser BitNet WebGPU encoder-decoder with packed BitNet WASM fallback
 - Tokenizer: AgentKernel byte-level BPE attached under `tokenizer/`
 
 Web app route after uploading this directory to Hugging Face:
@@ -23,4 +24,4 @@ Web app route after uploading this directory to Hugging Face:
 ?modelStackManifest=https://huggingface.co/PeytonT/agentkernel-lite-100m-bitnet/resolve/main/manifest.json
 ```
 
-Safari/WebGPU serving notes: host over HTTPS. Large model files are fetched by the browser and cached by the app.
+Serving notes: WebGPU is used when available; Safari or other no-WebGPU browsers use the packed BitNet WASM fallback. Large model files are fetched by the browser and cached by the app.