add audio and webcam features to build action

.github/workflows/rust.yml

@@ -25,7 +25,7 @@ jobs:
  - name: Install WASM target
  run: rustup target add wasm32-unknown-unknown
  - name: Build
- run: cargo build --verbose
+ run: cargo build --verbose --features "audio,webcam"
  - name: Run interpreter tests
  run: cargo test --lib
  - name: Check feature combinations