feat: eval 全局注册与最小执行（间接 eval）

crates/oxide_vm/src/bindings/bind_global.rs

@@ -39,6 +39,7 @@ pub fn bind_global(core: &Arc<KernelCore>, session: &KernelSession, global: &mut
             ("__moduleSeal", oxide_builtins::module::module_seal::<crate::vm::Vm> as *const (), 1),
             ("__moduleEval", oxide_builtins::module::module_eval::<crate::vm::Vm> as *const (), 1),
             ("__moduleData", oxide_builtins::module::module_data::<crate::vm::Vm> as *const (), 2),
+            ("eval", oxide_builtins::eval::eval::<crate::vm::Vm> as *const (), 1),
         ],
     );
 }

crates/oxide_vm/src/bindings/mod.rs

@@ -642,6 +642,7 @@ fn bind_global_functions(core: &Arc<KernelCore>, session: &KernelSession, global
                 oxide_builtins::global::decode_uri_component::<crate::vm::Vm> as *const (),
                 1,
             ),
+            ("eval", oxide_builtins::eval::eval::<crate::vm::Vm> as *const (), 1),
         ],
     );
 }