Neovim, <leader>d to peak diagnostics

this helps me see longer diagnostics, and also fixes a weird terminal
display error when proxy remoting to Onizuka

hmModules/apps/neovim/options.lua

@@ -33,6 +33,9 @@ vim.opt.backup = false
 vim.opt.undofile = true
 vim.opt.undodir = '/home/pan/.config/nvim/undodir'
 
+-- Error viewing
+vim.keymap.set('n', '<Leader>d', function() vim.diagnostic.open_float() end)
+
 -- Easy copy and pasting to external programs
 -- map <C-y> "+yy
 -- map <C-p> "+P