Pluggable face detection module

.mise.toml

@@ -90,8 +90,13 @@ description = "Build the har1 workflow WASM module"
 dir = "services/ws-modules/har1"
 run = "wasm-pack build . --target web"
 
+[tasks.build-ws-face-detection-module]
+description = "Build the face detection workflow WASM module"
+dir = "services/ws-modules/face-detection"
+run = "wasm-pack build . --target web"
+
 [tasks.build]
-depends = ["build-ws-har1-module", "build-ws-wasm-agent"]
+depends = ["build-ws-face-detection-module", "build-ws-har1-module", "build-ws-wasm-agent"]
 description = "Build all WebAssembly modules"
 
 [tasks.test-ws-wasm-agent-firefox]

Cargo.toml

@@ -1,5 +1,11 @@
 [workspace]
-members = ["libs/edge-toolkit", "services/ws-modules/har1", "services/ws-server", "services/ws-wasm-agent"]
+members = [
+    "libs/edge-toolkit",
+    "services/ws-modules/face-detection",
+    "services/ws-modules/har1",
+    "services/ws-server",
+    "services/ws-wasm-agent",
+]
 resolver = "2"
 
 [workspace.dependencies]

README.md

@@ -26,14 +26,16 @@ and save it as `services/ws-server/static/models/human_activity_recognition.onnx
 
 ### Face detection setup
 
-Download the onnx from https://huggingface.co/amd/retinaface and save it in
-`services/ws-server/static/models/` and rename the file to `video_cv.onnx`.
+1. Download RetinaFace_int.onnx from https://huggingface.co/amd/retinaface/tree/main/weights
+2. Save it in `services/ws-server/static/models/`
+3. Rename the file to `video_cv.onnx`.
 
 ### Build and run the agent
 
 ```bash
 mise run build-ws-wasm-agent
 mise run build-ws-har1-module
+mise run build-ws-face-detection-module
 mise run ws-server
 ```
 
@@ -46,7 +48,7 @@ Then on your phone, open Chrome and type in https://192.168.1.x:8433/
 
 Click "har demo".
 
-For webcam inference, click "Load video CV model" and then "Start video".
+For webcam inference, click "face demo".
 
 ## Grant
 

services/ws-modules/face-detection/Cargo.toml

@@ -0,0 +1,31 @@
+[package]
+name = "et-ws-face-detection"
+version = "0.1.0"
+edition = "2024"
+
+[lib]
+crate-type = ["cdylib", "rlib"]
+
+[dependencies]
+et-ws-wasm-agent = { path = "../../ws-wasm-agent" }
+js-sys = "0.3"
+serde.workspace = true
+serde_json.workspace = true
+tracing.workspace = true
+tracing-wasm = "0.2"
+wasm-bindgen = "0.2"
+wasm-bindgen-futures = "0.4"
+web-sys = { version = "0.3", features = [
+  "BinaryType",
+  "Document",
+  "Event",
+  "EventTarget",
+  "MessageEvent",
+  "Storage",
+  "WebSocket",
+  "Window",
+  "console",
+] }
+
+[dev-dependencies]
+wasm-bindgen-test = "0.3"