feat(nvim): add initial flash plugin config

Author: kutsan

.config/nvim/lua/specs/flash.lua

@@ -0,0 +1,35 @@
+local Plugin = { 'folke/flash.nvim' }
+
+Plugin.name = 'flash'
+
+Plugin.event = 'VeryLazy'
+
+Plugin.opts = {
+	search = {
+		multi_window = false,
+	},
+	modes = {
+		search = {
+			enabled = true,
+		},
+	},
+	highlight = {
+		backdrop = false,
+	},
+	prompt = {
+		enabled = false,
+	},
+}
+
+Plugin.keys = {
+	{
+		'grv',
+		mode = { 'n', 'x', 'o' },
+		function()
+			require('flash').treesitter()
+		end,
+		desc = 'Active flash in tree-sitter selection mode.',
+	},
+}
+
+return Plugin