ci: update build workflow to install NativeScript CLI

Author: edusperoni

.github/workflows/build.yml

@@ -1,12 +1,17 @@
 name: Build
 
+permissions:
+  contents: read
+
 env:
   NX_BRANCH: ${{ github.event.number || github.ref_name }}
   NX_CLOUD_ACCESS_TOKEN: ${{ secrets.NX_CLOUD_ACCESS_TOKEN }}
 
   # --- Customize the test environment here ---
   NODE_VERSION: lts/*
   TEST_PROJECT: nativescript-demo-ng
+  # NativeScript CLI (provides the `ns` binary the nx test executor spawns)
+  NS_CLI_VERSION: latest
   # iOS (runner label is set on the job's `runs-on`, it can't read env)
   XCODE_VERSION: "^16.0"
   # Android
@@ -61,6 +66,8 @@ jobs:
       - uses: nrwl/nx-set-shas@v5
       - name: npm install
         run: npm install --force
+      - name: Install NativeScript CLI
+        run: npm install -g nativescript@${{ env.NS_CLI_VERSION }}
       - name: Test on iOS Simulator
         run: npx nx test ${{ env.TEST_PROJECT }} ios --flags="--justlaunch"
 
@@ -86,6 +93,8 @@ jobs:
       - uses: nrwl/nx-set-shas@v5
       - name: npm install
         run: npm install --force
+      - name: Install NativeScript CLI
+        run: npm install -g nativescript@${{ env.NS_CLI_VERSION }}
       - name: Enable KVM
         run: |
           echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules