Add sibling-swap plugin

.config/astronvim/lua/user/mappings.lua

@@ -32,6 +32,25 @@ return {
     ["<leader>b"] = { name = "Buffers" },
     -- quick save
     -- ["<C-s>"] = { ":w!<cr>", desc = "Save File" },  -- change description but the same command
+
+
+    -- Keep cursor centered
+    ["<C-d>"] = { "<C-d>zz" },
+    ["<C-u>"] = { "<C-u>zz" },
+
+    -- Sibling swap
+    ["g>"] = {
+      function()
+        require("sibling-swap").swap_with_right()
+      end,
+      desc = "Swap with right",
+    },
+    ["g<"] = {
+      function()
+        require("sibling-swap").swap_with_left()
+      end,
+      desc = "Swap with left",
+    },
   },
   t = {
     -- setting a mapping to false will disable it