Build compilers workflow

.github/workflows/dusk.yml

@@ -0,0 +1,22 @@
+# Instructions for GitHub to build Dusk's smart contract compilers.
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+
+name: Dusk Contract Compilers
+
+jobs:
+  build_linux:
+    name: Build Linux
+    runs-on: ubuntu-latest
+    steps:
+      - run: ./x build --config=config/linux.yml
+
+  build_mac:
+    name: Build Mac
+    runs-on: macos-latest
+    steps:
+      - run: ./x build --config=config/mac.yml