README: add known issue

2020-07-20 15:57:39 +02:00 · 2020-07-20 15:57:39 +02:00 · 214c4471b5
commit 214c4471b5
parent 590d6d1bad
1 changed files with 11 additions and 0 deletions
--- a/README.md
+++ b/README.md
@ -58,3 +58,14 @@ Here is how it looks like in practice:
    );
 }
 ```
+
+## Known issues
+
+```
+$ nix flake check
+warning: unknown flake output 'lib'
+```
+
+nixpkgs is currently having the same issue so I assume that it will be
+eventually standardized.
+