Add a github actions workflow to lint code on every push

.github/workflows/lint.yml

@@ -0,0 +1,17 @@
+name: detekt
+
+on:
+  push
+
+jobs:
+  detekt:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: "checkout"
+        uses: actions/checkout@v2
+
+      - name: "detekt"
+        uses: natiginfo/action-detekt-all@1.23.6
+        with:
+          args: --config "config/detekt.yml"