Preserve Session Terminal TTY through causal launch

crates/lazaret-linux/src/process.rs

@@ -1376,7 +1376,12 @@ pub fn parse_wrapper_arguments(
         if arguments.next().as_deref() != Some(OsStr::new("--")) {
             return Err(io::Error::other("wrapper target separator is missing"));
         }
-        Some(File::open(format!("/proc/self/fd/{descriptor}"))?)
+        Some(
+            File::options()
+                .read(true)
+                .write(true)
+                .open(format!("/proc/self/fd/{descriptor}"))?,
+        )
     } else if next.as_deref() == Some(OsStr::new("--")) {
         None
     } else {