ci: add smoke-test step for fuzzers

.github/workflows/ci.yml

@@ -144,3 +144,25 @@ jobs:
 
       - name: Check semver
         uses: obi1kenobi/cargo-semver-checks-action@v2
+
+  fuzz:
+    name: Smoke-test fuzzing targets
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+
+      - name: Install nightly toolchain
+        uses: dtolnay/rust-toolchain@nightly
+
+      - name: Install cargo fuzz
+        run: cargo install cargo-fuzz
+
+      - name: Smoke-test fuzz targets
+        run: |
+          cargo fuzz build
+          for target in $(cargo fuzz list) ; do
+            cargo fuzz run $target -- -max_total_time=10
+          done