automatic update

from rust-github/example-synchronizer@070ade1

.github/workflows/ci.yml

@@ -54,12 +54,32 @@ jobs:
           profile: minimal
           override: true
           components: clippy
-      - name: Clippy Check
+      - name: Clippy check
         uses: actions-rs/cargo@v1
         with:
           command: clippy
           args: --all-targets --all-features -- -D warnings
 
+  docs:
+    name: Docs
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+      - name: Install Rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+      - name: Check documentation
+        env:
+          RUSTDOCFLAGS: -D warnings
+        uses: actions-rs/cargo@v1
+        with:
+          command: doc
+          args: --no-deps --document-private-items
+
   coverage:
     name: Code coverage
     runs-on: ubuntu-latest