Create rustfmt.yml

.github/workflows/rustfmt.yml

@@ -0,0 +1,14 @@
+name: Rust Format
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    
+    - name: Check Format
+      run: cargo fmt -- --check