chore: migrate repository to standard knowledge base layout

tools/external/my-nvim/nvim-config/lua/plugins/colorscheme.lua

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+-- 默认使用 LazyVim 自带的 tokyonight 主题
+-- 如果需要其他主题，可以在这里添加
+
+return {
+  -- 可以在这里添加其他主题插件
+  -- 例如：
+  -- {
+  --   "folke/tokyonight.nvim",
+  --   opts = {
+  --     style = "moon", -- 可选: night, storm, moon, day
+  --   },
+  -- },
+}

tools/external/my-nvim/nvim-config/lua/plugins/dracula.lua

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+-- Dracula 主题插件配置
+
+return {
+  {
+    'Mofiqul/dracula.nvim',
+    name = 'dracula',
+    lazy = false,
+    priority = 1000,
+    config = function()
+      -- 获取主题配置
+      local dracula_config = require('themes.dracula')
+
+      -- 从环境变量或默认值获取样式
+      local style = vim.env.NVIM_THEME_STYLE or 'dracula'
+
+      -- 设置主题
+      require('dracula').setup(dracula_config.config(style))
+
+      -- 应用主题
+      vim.cmd.colorscheme('dracula')
+    end,
+  },
+
+  -- Lualine 主题集成
+  {
+    'nvim-lualine/lualine.nvim',
+    dependencies = { 'dracula' },
+    opts = {
+      options = {
+        theme = 'dracula-nvim'
+      }
+    }
+  }
+}

tools/external/my-nvim/nvim-config/lua/plugins/example.lua

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+-- since this is just an example spec, don't actually load anything here and return an empty spec
+-- stylua: ignore
+if true then return {} end
+
+-- every spec file under the "plugins" directory will be loaded automatically by lazy.nvim
+--
+-- In your plugin files, you can:
+-- * add extra plugins
+-- * disable/enabled LazyVim plugins
+-- * override the configuration of LazyVim plugins
+return {
+  -- add gruvbox
+  { "ellisonleao/gruvbox.nvim" },
+
+  -- Configure LazyVim to load gruvbox
+  {
+    "LazyVim/LazyVim",
+    opts = {
+      colorscheme = "gruvbox",
+    },
+  },
+
+  -- change trouble config
+  {
+    "folke/trouble.nvim",
+    -- opts will be merged with the parent spec
+    opts = { use_diagnostic_signs = true },
+  },
+
+  -- disable trouble
+  { "folke/trouble.nvim", enabled = false },
+
+  -- override nvim-cmp and add cmp-emoji
+  {
+    "hrsh7th/nvim-cmp",
+    dependencies = { "hrsh7th/cmp-emoji" },
+    ---@param opts cmp.ConfigSchema
+    opts = function(_, opts)
+      table.insert(opts.sources, { name = "emoji" })
+    end,
+  },
+
+  -- change some telescope options and a keymap to browse plugin files
+  {
+    "nvim-telescope/telescope.nvim",
+    keys = {
+      -- add a keymap to browse plugin files
+      -- stylua: ignore
+      {
+        "<leader>fp",
+        function() require("telescope.builtin").find_files({ cwd = require("lazy.core.config").options.root }) end,
+        desc = "Find Plugin File",
+      },
+    },
+    -- change some options
+    opts = {
+      defaults = {
+        layout_strategy = "horizontal",
+        layout_config = { prompt_position = "top" },
+        sorting_strategy = "ascending",
+        winblend = 0,
+      },
+    },
+  },
+
+  -- add pyright to lspconfig
+  {
+    "neovim/nvim-lspconfig",
+    ---@class PluginLspOpts
+    opts = {
+      ---@type lspconfig.options
+      servers = {
+        -- pyright will be automatically installed with mason and loaded with lspconfig
+        pyright = {},
+      },
+    },
+  },
+
+  -- add tsserver and setup with typescript.nvim instead of lspconfig
+  {
+    "neovim/nvim-lspconfig",
+    dependencies = {
+      "jose-elias-alvarez/typescript.nvim",
+      init = function()
+        require("lazyvim.util").lsp.on_attach(function(_, buffer)
+          -- stylua: ignore
+          vim.keymap.set( "n", "<leader>co", "TypescriptOrganizeImports", { buffer = buffer, desc = "Organize Imports" })
+          vim.keymap.set("n", "<leader>cR", "TypescriptRenameFile", { desc = "Rename File", buffer = buffer })
+        end)
+      end,
+    },
+    ---@class PluginLspOpts
+    opts = {
+      ---@type lspconfig.options
+      servers = {
+        -- tsserver will be automatically installed with mason and loaded with lspconfig
+        tsserver = {},
+      },
+      -- you can do any additional lsp server setup here
+      -- return true if you don't want this server to be setup with lspconfig
+      ---@type table<string, fun(server:string, opts:_.lspconfig.options):boolean?>
+      setup = {
+        -- example to setup with typescript.nvim
+        tsserver = function(_, opts)
+          require("typescript").setup({ server = opts })
+          return true
+        end,
+        -- Specify * to use this function as a fallback for any server
+        -- ["*"] = function(server, opts) end,
+      },
+    },
+  },
+
+  -- for typescript, LazyVim also includes extra specs to properly setup lspconfig,
+  -- treesitter, mason and typescript.nvim. So instead of the above, you can use:
+  { import = "lazyvim.plugins.extras.lang.typescript" },
+
+  -- add more treesitter parsers
+  {
+    "nvim-treesitter/nvim-treesitter",
+    opts = {
+      ensure_installed = {
+        "bash",
+        "html",
+        "javascript",
+        "json",
+        "lua",
+        "markdown",
+        "markdown_inline",
+        "python",
+        "query",
+        "regex",
+        "tsx",
+        "typescript",
+        "vim",
+        "yaml",
+      },
+    },
+  },
+
+  -- since `vim.tbl_deep_extend`, can only merge tables and not lists, the code above
+  -- would overwrite `ensure_installed` with the new value.
+  -- If you'd rather extend the default config, use the code below instead:
+  {
+    "nvim-treesitter/nvim-treesitter",
+    opts = function(_, opts)
+      -- add tsx and treesitter
+      vim.list_extend(opts.ensure_installed, {
+        "tsx",
+        "typescript",
+      })
+    end,
+  },
+
+  -- the opts function can also be used to change the default opts:
+  {
+    "nvim-lualine/lualine.nvim",
+    event = "VeryLazy",
+    opts = function(_, opts)
+      table.insert(opts.sections.lualine_x, {
+        function()
+          return "😄"
+        end,
+      })
+    end,
+  },
+
+  -- or you can return new options to override all the defaults
+  {
+    "nvim-lualine/lualine.nvim",
+    event = "VeryLazy",
+    opts = function()
+      return {
+        --[[add your custom lualine config here]]
+      }
+    end,
+  },
+
+  -- use mini.starter instead of alpha
+  { import = "lazyvim.plugins.extras.ui.mini-starter" },
+
+  -- add jsonls and schemastore packages, and setup treesitter for json, json5 and jsonc
+  { import = "lazyvim.plugins.extras.lang.json" },
+
+  -- add any tools you want to have installed below
+  {
+    "williamboman/mason.nvim",
+    opts = {
+      ensure_installed = {
+        "stylua",
+        "shellcheck",
+        "shfmt",
+        "flake8",
+      },
+    },
+  },
+}

tools/external/my-nvim/nvim-config/lua/plugins/snacks.lua

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+return {
+  {
+    "folke/snacks.nvim",
+    opts = function(_, opts)
+      -- ==================== 默认显示隐藏/被忽略文件 ====================
+      -- LazyVim install_version=8 默认 picker/explorer 都优先走 Snacks，这里统一打开 hidden/ignored。
+      opts.picker = opts.picker or {}
+      opts.picker.sources = opts.picker.sources or {}
+
+      local sources = opts.picker.sources
+      sources.files = vim.tbl_deep_extend("force", sources.files or {}, {
+        hidden = true,
+        ignored = true,
+      })
+
+      sources.explorer = vim.tbl_deep_extend("force", sources.explorer or {}, {
+        hidden = true,
+        ignored = true,
+      })
+
+      sources.grep = vim.tbl_deep_extend("force", sources.grep or {}, {
+        hidden = true,
+        ignored = true,
+      })
+    end,
+  },
+}
+

tools/external/my-nvim/nvim-config/lua/plugins/ui.lua

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+return {
+  {
+    "nvim-neo-tree/neo-tree.nvim",
+    opts = {
+      filesystem = {
+        filtered_items = {
+          hide_dotfiles = false,
+          hide_gitignored = false,
+          -- 避免被默认规则额外隐藏（例如 .git 等）
+          hide_by_name = {},
+          hide_by_pattern = {},
+        },
+      },
+      window = {
+        position = "left",
+        width = 30,
+        mapping_options = {
+          noremap = true,
+          nowait = true,
+        },
+      },
+    },
+    config = function(_, opts)
+      require("neo-tree").setup(opts)
+      -- Neotree 打开逻辑已移到 autocmds.lua，这里不再重复
+    end,
+  },
+  -- Telescope 默认不展示 dotfiles（以及可能被 .gitignore 忽略的文件），这里统一打开
+  {
+    "nvim-telescope/telescope.nvim",
+    opts = function(_, opts)
+      opts.pickers = opts.pickers or {}
+      opts.pickers.find_files = vim.tbl_deep_extend("force", opts.pickers.find_files or {}, {
+        hidden = true,
+        no_ignore = true,
+        no_ignore_parent = true,
+      })
+
+      -- live_grep / grep_string 默认也包含 dotfiles（但仍遵循 ignore 规则，避免把 node_modules 等全扫进来）
+      opts.defaults = opts.defaults or {}
+      local telescope_defaults = require("telescope.config").values
+      opts.defaults.vimgrep_arguments = vim.deepcopy(opts.defaults.vimgrep_arguments or telescope_defaults.vimgrep_arguments)
+      if not vim.tbl_contains(opts.defaults.vimgrep_arguments, "--hidden") then
+        table.insert(opts.defaults.vimgrep_arguments, "--hidden")
+      end
+    end,
+  },
+  {
+    "akinsho/bufferline.nvim",
+    event = "VeryLazy",
+    opts = {
+      options = {
+        mode = "buffers", -- set to "tabs" to only show tabpages instead
+        numbers = "ordinal",
+        close_command = function(bufnr) vim.api.nvim_buf_delete(bufnr, { force = true }) end,
+        right_mouse_command = function(bufnr) vim.api.nvim_buf_delete(bufnr, { force = true }) end,
+        left_mouse_command = "buffer",
+        middle_mouse_command = nil,
+        indicator = {
+          style = "icon",
+          icon = "▎",
+        },
+        buffer_close_icon = "󰅖",
+        modified_icon = "●",
+        close_icon = "",
+        left_trunc_marker = "",
+        right_trunc_marker = "",
+        max_name_length = 18,
+        max_prefix_length = 15,
+        tab_size = 18,
+        truncate_names = true,
+        color_icons = true,
+        show_buffer_icons = true,
+        show_buffer_close_icons = true,
+        show_close_icon = true,
+        show_tab_indicators = true,
+        persist_buffer_sort = true,
+        separator_style = "thin",
+        enforce_regular_tabs = false,
+        always_show_bufferline = true,
+        hover = {
+          enabled = true,
+          delay = 200,
+          reveal = {'close'}
+        },
+        sort_by = 'insert_after_current',
+      },
+    },
+    config = function(_, opts)
+      require("bufferline").setup(opts)
+    end,
+  },
+}