ci: Allow flexible Rusk binary building in workflow

.github/workflows/rusk_build.yml

@@ -7,6 +7,14 @@ on:
         description: "Git branch, ref, or SHA to checkout"
         required: true
         default: "master"
+      targets_to_build:
+        description: "Choose targets to build (comma-separated)"
+        required: true
+        default: "ubuntu-24.04,macos-15,arm-linux"
+      features_to_build:
+        description: "Choose features to build (comma-separated)"
+        required: true
+        default: "default,archive"
 
 jobs:
   build_and_publish:
@@ -26,8 +34,19 @@ jobs:
           - os: arm-linux
             target: linux-arm64
             flags: --target=aarch64-unknown-linux-gnu
+      fail-fast: false
 
     steps:
+      - name: Skip unspecified targets and features
+        if: |
+          !contains(${{ github.event.inputs.targets_to_build }}, ${{ matrix.os }}) ||
+          !contains(${{ github.event.inputs.features_to_build }}, ${{ matrix.features }})
+        run: |
+          echo "build targets: ${{ github.event.inputs.targets_to_build }}"
+          echo "build features: ${{ github.event.inputs.features_to_build }}"
+          echo "Skipping build for ${{ matrix.os }} - ${{ matrix.features }}"
+          exit 1
+
       - name: Checkout Repository
         uses: actions/checkout@v4
         with: