github: add job for clippy

Signed-off-by: Rouven Czerwinski <[email protected]>

Author: Emantor

.github/workflows/cargo.yml

@@ -1,6 +1,6 @@
 on: [push]
 
-name: CI Cargo
+name: CI
 
 jobs:
   build_and_test:
@@ -15,3 +15,17 @@ jobs:
         with:
           command: build
           args: --release --all-features
+  clippy_check:
+    name: Clippy Check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+            toolchain: nightly
+            components: clippy
+            override: true
+      - uses: actions-rs/clippy-check@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          args: --all-features