Add Nova Public Parameter benchmark for SDK

Summary:

Test Plan:

.github/workflows/ci.yml

@@ -90,3 +90,12 @@ jobs:
         run: |
             cargo bench --bench riscv_machine
 
+  bench-nova-public-params:
+    runs-on: ubuntu-latest
+    if: contains(github.event.pull_request.labels.*.name, 'benchmark')
+    steps:
+      - uses: actions/checkout@v4
+      - name: Run benchmarks
+        run: |
+            cargo bench --bench nova_public_parameter_generation
+

sdk/Cargo.toml

@@ -12,14 +12,24 @@ categories = { workspace = true }
 [dependencies]
 serde.workspace = true
 
-nexus-core = { path = "../core", features = ["prover_nova", "prover_jolt", "prover_hypernova"] }
+nexus-core = { path = "../core", features = [
+    "prover_nova",
+    "prover_jolt",
+    "prover_hypernova",
+] }
 nexus-macro = { path = "../macro" }
 postcard = { version = "1.0.8", features = ["alloc"] }
 uuid = { version = "1.9.1", features = ["v4", "fast-rng"] }
 thiserror = "1.0.61"
 
 [dev-dependencies]
 nexus-profiler = { path = "../macro/profiler" }
+iai-callgrind = "0.12.2"
 
 [lib]
 doctest = false
+
+[[bench]]
+name = "nova_public_parameter_generation"
+harness = false
+

sdk/benches/nova_public_parameter_generation.rs

@@ -0,0 +1,19 @@
+use iai_callgrind::{library_benchmark, library_benchmark_group, main};
+use nexus_sdk::nova;
+use nexus_sdk::Parameters;
+
+fn nova_public_parameter_generation() {
+    nova::seq::PP::generate_for_testing().expect("Failed to generate Nova public parameters");
+}
+
+#[library_benchmark]
+fn bench_nova_public_parameter() -> () {
+    nova_public_parameter_generation()
+}
+
+library_benchmark_group!(
+    name = nova_public_parameter;
+    benchmarks = bench_nova_public_parameter
+);
+
+main!(library_benchmark_groups = nova_public_parameter);