feat: add workflow

.github/workflows/build.yaml

@@ -0,0 +1,22 @@
+# build.yaml
+# ---
+# Builds the rust code and verifies that it compiles
+
+name: build
+on: [ 'push' ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: install dependencies
+        run: |
+          apt update -y
+          apt install -y curl
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+      - name: Build
+        run: cargo build --verbose