nix: add yarn to devShell

matthewpi · matthewpi · commit 0fa09a675a61 · 2025-03-09T19:10:08.000-06:00
Signed-off-by: Matthew Penner &lt;me@matthewp.io&gt;
diff --git a/flake.nix b/flake.nix
@@ -49,6 +49,7 @@
             composer
             nodejs_18
             nodePackages.pnpm
+            nodePackages.yarn
             phpWithExtensions
           ];
 
