add clippy

.gitea/workflows/clippy.yaml

@@ -12,12 +12,9 @@ jobs:
     - uses: https://git.oliveratkinson.net/Oliver/setup-rust-action@master
       with:
         rust-version: ${{ matrix.rust }}
-    - name: var
-      run: echo $GITEA_PATH
     - uses: actions/checkout@master
-    - name: Env display
-      run: echo $PATH
-    - name: which
-      run: which cargo
     - name: Run tests
       run: cargo test --verbose
+    - name: Clippy
+      run: cargo clippy
+