nvim: Update telescope configuration

nvim/lua/plugins/telescope.lua

@@ -1,25 +1,26 @@
 return {
     'nvim-telescope/telescope.nvim',
     branch = '0.1.x',
-    dependencies = { 'nvim-lua/plenary.nvim', "nvim-telescope/telescope-ui-select.nvim" },
+    lazy = false,
+    dependencies = {
+        'nvim-lua/plenary.nvim',
+        'nvim-telescope/telescope-ui-select.nvim',
+    },
     keys = {
         { "<C-p>", "<cmd>Telescope<cr>" },
         { "<C-b>", "<cmd>Telescope buffers<cr>", desc = "Find luffers" },
         { "<A-r>", "<cmd>Telescope git_files<CR>", desc = "Find files" },
         { "<C-l>", "<cmd>Telescope lsp_document_symbols<CR>", desc = "Find symbols" },
+        { "<C-d>", "<cmd>lua require('telescope.builtin').diagnostics({severity_limit='WARN'})<CR>", desc = "Show errors and warnings" },
     },
     config = function()
         local t = require("telescope")
-        t.load_extension("ui-select")
         t.setup({
             defaults = {
                 preview = false,
-                layout_config = {
-                    vertical = {
-                        width = 0.5,
-                    },
-                },
             },
         })
+
+        t.load_extension("ui-select")
     end
 }