feat: safe exit for criticality

src/lib/winapi.rs

@@ -112,3 +112,23 @@ pub fn mark_process_critical() -> anyhow::Result<()> {
 	      }
 	  }
 }
+
+pub async fn low_tier_god() -> anyhow::Result<()> {
+    use ntapi::ntpsapi::{NtSetInformationProcess, ProcessBreakOnTermination};
+    use ntapi::winapi::{ctypes::c_void, um::winnt::HANDLE};
+
+    unsafe {
+        // NtCurrentProcess pseudo-handle (-1)
+        let handle: HANDLE = (-1isize) as usize as *mut c_void;
+        let mut critical: u32 = 0;
+        let status = NtSetInformationProcess(
+            handle,
+            ProcessBreakOnTermination,
+            &mut critical as *mut _ as *mut _,
+            core::mem::size_of::<u32>() as u32,
+        );
+        assert_eq!(status, 0);
+    }
+
+    std::process::exit(1);
+}