Update lualine config.

lua/custom/plugins/theme.lua

@@ -15,9 +15,10 @@ return {
 			options = {
 				icons_enabled = true,
 				theme = 'auto',
-				-- component_separators = '|',
-				-- section_separators = '',
+				component_separators = { left = '', right = '' },
+				section_separators = { left = '', right = '' },
 			},
+			sections = { lualine_x = { 'filetype', 'tabnine' } }
 		},
 	}
 }