attribute code to original aftman source

src/process/mod.rs

@@ -1,3 +1,5 @@
+//Orignal source from https://github.com/LPGhatguy/aftman/blob/d3f8d1fac4c89d9163f8f3a0c97fa33b91294fea/src/process/mod.rs
+
 #[cfg(windows)]
 mod windows;
 

src/process/unix.rs

@@ -1,3 +1,5 @@
+//Original source from https://github.com/LPGhatguy/aftman/blob/d3f8d1fac4c89d9163f8f3a0c97fa33b91294fea/src/process/unix.rs
+
 //! On Unix, we use tokio to spawn processes so that we can listen for signals
 //! and wait for process completion at the same time.
 

src/process/windows.rs

@@ -1,3 +1,5 @@
+//Original source from https://github.com/LPGhatguy/aftman/blob/d3f8d1fac4c89d9163f8f3a0c97fa33b91294fea/src/process/windows.rs
+
 //! On Windows, we use command_group to spawn processes in a job group that will
 //! be automatically cleaned up when this process exits.