feat: add keymap for creating and opening daily tracker file

Author: khoahd-anz

nvim/lua/config/keymaps.lua

@@ -1,3 +1,20 @@
 -- Keymaps are automatically loaded on the VeryLazy event
 -- Default keymaps that are always set: https://github.com/LazyVim/LazyVim/blob/main/lua/lazyvim/config/keymaps.lua
 -- Add any additional keymaps here
+
+-- daily note
+vim.keymap.set("n", "<leader>td", function()
+  -- Get current date in YYYY-MM-DD format
+  local date = os.date("%Y-%m-%d")
+  local dir_path = "/Users/khoah/anzx/trackers"
+  local file_path = dir_path .. "/" .. date .. ".md"
+  
+  -- Create directory if it doesn't exist
+  local dir_exists = vim.fn.isdirectory(dir_path)
+  if dir_exists == 0 then
+    vim.fn.mkdir(dir_path, "p")
+  end
+  
+  -- Open the file (creates if it doesn't exist)
+  vim.cmd("edit " .. file_path)
+end, { desc = "Create and open daily tracker file" })