chore(ci): run futures/tokio features tests

Author: JohnTitor

.github/workflows/ci.yml

@@ -62,7 +62,6 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest]
         rust: [stable, nightly, 1.85]
-        features: [""]
         include:
           # MacOS with fsevent
           - os: macos-latest
@@ -84,6 +83,14 @@ jobs:
           - os: macos-latest
             rust: 1.85
             features: "--no-default-features --features macos_kqueue"
+          # futures
+          - os: ubuntu-latest
+            rust: stable
+            features: "--features futures"
+          # tokio
+          - os: ubuntu-latest
+            rust: stable
+            features: "--features tokio"
 
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
@@ -108,13 +115,13 @@ jobs:
         uses: Swatinem/rust-cache@779680da715d629ac1d338a641029a2f4372abb5 # v2.8.2
 
       - name: Build
-        run: cargo build --verbose ${{ matrix.features }}
+        run: cargo build --verbose
 
       - name: Build examples
-        run: cargo build --examples --verbose ${{ matrix.features }}
+        run: cargo build --examples --verbose
 
       - name: Run tests
-        run: cargo test --verbose ${{ matrix.features }}
+        run: cargo test --verbose
 
   # Android cross-compilation
   android: