Ignore configs that don't exist

home-manager/modules/dynamic-colors.nix

@@ -89,7 +89,10 @@ let
                     'dark': entry['dark'],
                 }[scheme]
 
-                os.symlink(src, target)
+                try:
+                    os.symlink(src, target)
+                except FileNotFoundError:
+                    pass
 
             if entry.get('exec') is not None:
                 command, *args = entry["exec"]
@@ -102,10 +105,13 @@ let
                     for arg in args
                 ]
                 print(command, *args)
-                subprocess.run(
-                    (command, *args),
-                    cwd=directory
-                )
+                try:
+                    subprocess.run(
+                        (command, *args),
+                        cwd=directory
+                    )
+                except FileNotFoundError:
+                    pass
 
 
     if __name__ == '__main__':