add plugins

config/astronvim/lua/user/plugins/lsp_signature.lua

@@ -0,0 +1,15 @@
+return {
+  "ray-x/lsp_signature.nvim",
+  event = "VeryLazy",
+  config = function()
+    local signature_config = {
+      hint_enable = false,
+    }
+
+    require("lsp_signature").setup(signature_config)
+
+    vim.keymap.set({ "n" }, "<Leader>k", function()
+      vim.lsp.buf.signature_help()
+    end, { silent = true, noremap = true, desc = "toggle signature" })
+  end,
+}