Line 5 adds hello-flake as an input to this flake.
-As expected, we need to add hello-flake as a build input, which we do in line 40.
+As expected, we need to add hello-flake as a build input, which we do in line 36.
That does make it available at build and runtime, but it doesn’t put it on the path,
so our hello-again script won’t be able to find it.
There are various ways to deal with this problem.
-In this case we simply edited the script (lines 34-36) as we install it,
+In this case we simply edited the script (lines 30-32) as we install it,
by specifying the full path to hello-nix.