enabling execpolicy by default

codex-rs/core/src/exec_policy.rs

@@ -177,7 +177,8 @@ mod tests {
 
     #[test]
     fn returns_none_when_feature_disabled() {
-        let features = Features::with_defaults();
+        let mut features = Features::with_defaults();
+        features.disable(Feature::ExecPolicy);
         let temp_dir = tempdir().expect("create temp dir");
 
         let policy = exec_policy_for(&features, temp_dir.path()).expect("policy result");

codex-rs/core/src/features.rs

@@ -303,7 +303,7 @@ pub const FEATURES: &[FeatureSpec] = &[
         id: Feature::ExecPolicy,
         key: "exec_policy",
         stage: Stage::Experimental,
-        default_enabled: false,
+        default_enabled: true,
     },
     FeatureSpec {
         id: Feature::SandboxCommandAssessment,