perf(forge): parallelize stateless fuzzing

crates/config/src/fuzz.rs

@@ -34,6 +34,11 @@ pub struct FuzzConfig {
     pub show_logs: bool,
     /// Optional timeout (in seconds) for each property test
     pub timeout: Option<u32>,
+    /// Number of threads to use for parallel fuzz runs
+    ///
+    /// This is set by passing `-j` or `--jobs`
+    #[serde(skip)]
+    pub threads: Option<usize>,
 }
 
 impl Default for FuzzConfig {
@@ -49,6 +54,7 @@ impl Default for FuzzConfig {
             failure_persist_dir: None,
             show_logs: false,
             timeout: None,
+            threads: None,
         }
     }
 }

crates/evm/evm/Cargo.toml

@@ -56,3 +56,5 @@ indicatif.workspace = true
 serde_json.workspace = true
 serde.workspace = true
 uuid.workspace = true
+rayon.workspace = true
+tokio.workspace = true