added things

lua/config/keymaps.lua

@@ -0,0 +1,27 @@
+vim.g.mapleader = " "
+
+-- move selected stuff with J and K
+vim.keymap.set("v", "J", ":m '>+1<CR>gv=gv")
+vim.keymap.set("v", "K", ":m '<-2<CR>gv=gv")
+
+-- make the cursor in the middle when scrolling fast
+vim.keymap.set("n", "<C-d>", "<C-d>zz")
+vim.keymap.set("n", "<C-u>", "<C-u>zz")
+
+-- clipboard remap
+vim.keymap.set("n", "<leader>y", "\"+y")
+vim.keymap.set("v", "<leader>y", "\"+y")
+vim.keymap.set("n", "<leader>Y", "\"+Y")
+
+vim.api.nvim_create_autocmd("LspAttach", {
+  callback = function(args)
+    local map = vim.keymap.set
+    local opts = { buffer = args.buf }
+
+    map("n", "gd", vim.lsp.buf.definition, opts)
+    map("n", "K",  vim.lsp.buf.hover, opts)
+    map("n", "<leader>rn", vim.lsp.buf.rename, opts)
+    map("n", "<leader>ca", vim.lsp.buf.code_action, opts)
+    map("n", "gr",  vim.lsp.buf.references, opts)
+  end,
+})