chore: migrate repository to standard knowledge base layout

tools/external/my-nvim/nvim-config/lua/config/keymaps.lua

@@ -0,0 +1,15 @@
+-- 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
+
+-- ==================== 文件搜索：包含隐藏/被忽略文件 ====================
+-- 说明：
+-- - LazyVim 默认 <leader>ff 通常不包含 .gitignore 忽略的文件
+-- - 这个快捷键用于“真的找不到文件时”兜底（例如 .env）
+vim.keymap.set("n", "<leader>fF", function()
+  require("telescope.builtin").find_files({
+    hidden = true,
+    no_ignore = true,
+    no_ignore_parent = true,
+  })
+end, { desc = "Find All Files (hidden + ignored)" })