nixpkgs/neovim: set splitright

.config/nixpkgs/neovim/config/lua/user/settings.lua

@@ -37,6 +37,9 @@ vim.o.signcolumn = 'yes'
 -- have preview window be a bit taller
 vim.o.previewheight = 20
 
+-- split to the right by default
+vim.o.splitright = true
+
 -- make a new copy of the file for backup
 -- setting to no or auto messes with filewatchers
 vim.o.backupcopy = 'yes'