refactor: Use GitHub actions workflows of tests also for linter

Author: jhg

.github/workflows/rust-check-test.yml

@@ -43,3 +43,21 @@ jobs:
       run: cargo test --verbose -- --show-output --ignored
     - name: Dry run publish
       run: cargo publish --dry-run --verbose
+  lint:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        override: true
+        components: rustfmt, clippy
+    - uses: actions-rs/clippy-check@v1
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+        args: --all-features
+    - name: Run lint
+      run: cargo clippy --verbose -- -D warnings
+    - name: Run fmt
+      run: cargo fmt --verbose --all -- --check

.github/workflows/rust-lint-fmt.yml

@@ -47,3 +47,21 @@ jobs:
       run: cargo test --verbose -- --show-output --ignored
     - name: Dry run publish
       run: cargo publish --dry-run --verbose
+  lint:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions-rs/toolchain@v1
+      with:
+        toolchain: nightly
+        override: true
+        components: rustfmt, clippy
+    - uses: actions-rs/clippy-check@v1
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+        args: --all-features
+    - name: Run lint
+      run: cargo clippy --verbose -- -D warnings
+    - name: Run fmt
+      run: cargo fmt --verbose --all -- --check