sorry, i forgot to update this more regularly

nvim/plugin/floaterminal.lua

@@ -0,0 +1,57 @@
+vim.keymap.set("t", "<esc><esc>", "<c-\\><c-n>")
+
+local state = {
+  floating = {
+    buf = -1,
+    win = -1,
+  }
+}
+
+local function create_floating_window(opts)
+  opts = opts or {}
+  local width = opts.width or math.floor(vim.o.columns * 0.8)
+  local height = opts.height or math.floor(vim.o.lines * 0.8)
+
+  -- Calculate the position to center the window
+  local col = math.floor((vim.o.columns - width) / 2)
+  local row = math.floor((vim.o.lines - height) / 2)
+
+  -- Create a buffer
+  local buf = nil
+  if vim.api.nvim_buf_is_valid(opts.buf) then
+    buf = opts.buf
+  else
+    buf = vim.api.nvim_create_buf(false, true) -- No file, scratch buffer
+  end
+
+  -- Define window configuration
+  local win_config = {
+    relative = "editor",
+    width = width,
+    height = height,
+    col = col,
+    row = row,
+    style = "minimal", -- No borders or extra UI elements
+    border = "rounded",
+  }
+
+  -- Create the floating window
+  local win = vim.api.nvim_open_win(buf, true, win_config)
+
+  return { buf = buf, win = win }
+end
+
+local toggle_terminal = function()
+  if not vim.api.nvim_win_is_valid(state.floating.win) then
+    state.floating = create_floating_window { buf = state.floating.buf }
+    if vim.bo[state.floating.buf].buftype ~= "terminal" then
+      vim.cmd.terminal()
+    end
+  else
+    vim.api.nvim_win_hide(state.floating.win)
+  end
+end
+
+-- Example usage:
+-- Create a floating window with default dimensions
+vim.api.nvim_create_user_command("Floaterminal", toggle_terminal, {})