ci: lint and test clawhdf5-ann with its parallel feature

Co-Authored-By: Claude Fable 5.1 <[email protected]>

scripts/ci-test.sh

@@ -63,6 +63,13 @@ run_step "cargo clippy (format feature matrix)" cargo clippy \
     --features parallel,lz4,zstd,pcodec,fast-checksum \
     -- -D warnings
 
+# The HNSW index's parallel bulk build is feature-gated too.
+run_step "cargo clippy (ann parallel)" cargo clippy \
+    -p clawhdf5-ann \
+    --all-targets \
+    --features parallel \
+    -- -D warnings
+
 # 4. Tests (exclude clawhdf5-py)
 run_step "cargo test" cargo test \
     --workspace \
@@ -72,6 +79,10 @@ run_step "cargo test (format feature matrix)" cargo test \
     -p clawhdf5-format \
     --features parallel,lz4,zstd,pcodec,fast-checksum
 
+run_step "cargo test (ann parallel)" cargo test \
+    -p clawhdf5-ann \
+    --features parallel
+
 # 5. Python interop suites. The h5py writer tests are #[ignore]d so a plain
 #    `cargo test` stays hermetic; run them explicitly here.
 if python3 -c "import h5py" >/dev/null 2>&1 || [ "${CLAWHDF5_REQUIRE_INTEROP:-0}" = "1" ]; then