Add vscode and new build dir

Poscat · Poscat · commit f57301205e9c · 2020-04-18T21:28:58.000+08:00
diff --git a/.gitignore b/.gitignore
@@ -29,4 +29,7 @@ cabal.project.local~
 # favors hpack over plain cabal
 *.cabal
 
+build
+
+.vscode
 # End of https://www.gitignore.io/api/haskell
