Updated github workflow to run only when needed

dev-null-undefined · dev-null-undefined · commit e9af3e605c9e · 2022-01-20T19:59:46.000+01:00
diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
@@ -2,9 +2,11 @@ name: Nix
 
 on:
   push:
-    branches: [ main ]
+    paths:
+      - 'table-printer.nix'
   pull_request:
-    branches: [ main ]
+    paths:
+      - 'table-printer.nix'
 
 jobs:
   tests:
