Add customizations

lua/custom/init.lua

@@ -0,0 +1,19 @@
+-- Fold code by expression
+vim.opt.foldenable = false
+vim.opt.foldmethod = 'expr'
+vim.opt.foldexpr = 'nvim_treesitter#foldexpr()'
+
+-- Turn off line wrapping
+vim.opt.wrap = false
+
+-- Typst filetype support
+vim.filetype.add { extension = { typ = 'typst' } }
+
+-- Reset the cursor after leaving vim. Without this, the cursor changes to a
+-- block for the terminal.
+vim.cmd [[
+    augroup RestoreCursorShapeOnExit
+        autocmd!
+        autocmd VimLeave * set guicursor=a:ver1
+    augroup END
+]]