Update nym-connect-publish-macos.yml (#3705)

* Update nym-connect-publish-macos.yml

install wasm and build

* Update nym-connect-publish-macos.yml

use the correct download

.github/workflows/nym-connect-publish-macos.yml

@@ -31,10 +31,20 @@ jobs:
         uses: actions/setup-node@v3
         with:
           node-version: 18
+
       - name: Install Rust stable
         uses: actions-rs/toolchain@v1
         with:
           toolchain: stable
+          target: wasm32-unknown-unknown
+          
+      - name: Install wasm-pack
+        run: |
+          export WASM_PACK_VERSION="v0.12.1" 
+          curl -LO https://github.com/rustwasm/wasm-pack/releases/download/${WASM_PACK_VERSION}/wasm-pack-${WASM_PACK_VERSION}-x86_64-apple-darwin.tar.gz
+          tar xvzf wasm-pack-${WASM_PACK_VERSION}-x86_64-apple-darwin.tar.gz -C $HOME/.cargo/bin --strip-components=1
+          rm wasm-pack-${WASM_PACK_VERSION}-x86_64-apple-darwin.tar.gz
+
       - name: Install the Apple developer certificate for code signing
         env:
           APPLE_CERTIFICATE: ${{ secrets.APPLE_CERTIFICATE }}