feat: VSCode 风格 Neovim 配置

- 分层架构：config/{options,keymaps,lazy} + plugins/ - 保留：blink.cmp, oil.nvim, runner.lua, cmake-tools, diffview, tokyonight - 新增 UI：bufferline, lualine, noice, nvim-notify, dashboard, dressing - 新增编辑器：Comment, nvim-surround, vim-illuminate, toggleterm, flash - 新增视觉：indent-blankline, nvim-ufo, rainbow-delimiters - 新增 Git：lazygit 集成 - 新增 DAP：persistent-breakpoints, nvim-dap-virtual-text - 修复：which-key 启用, rustaceanvim 填充, 键位冲突解决 - 语法检查：22/22 文件全部通过 luajit -b
2026-07-16 11:45:07 +08:00
commit 8ad2067a64
22 changed files with 1527 additions and 0 deletions
@@ -0,0 +1,56 @@
+-- =============================================================================
+-- completion.lua — 智能补全
+-- =============================================================================
+-- 【保留】你的 blink.cmp 配置完整保留，这是现代选择，比 nvim-cmp 更快。
+-- 【无修改】不改动任何已有逻辑。
+
+return {
+  {
+    "saghen/blink.cmp",
+    version = "*",
+    lazy = false,
+    opts = {
+      keymap = {
+        preset = "super-tab",
+        ["<C-j>"] = { "select_next" },
+        ["<C-k>"] = { "select_prev" },
+        ["<C-u>"] = { "scroll_documentation_up" },
+        ["<C-n>"] = { "scroll_documentation_down" },
+        ["<CR>"] = { "accept", "fallback" },
+      },
+      appearance = {
+        use_nvim_cmp_as_default = true,
+        nerd_font_variant       = "normal",
+      },
+      sources = {
+        default = { "lsp", "path", "buffer", "snippets" },
+      },
+      cmdline = {
+        enabled = true,
+        sources = function()
+          if vim.fn.getcmdline():find("/") then
+            return { "buffer" }
+          end
+          return { "cmdline" }
+        end,
+        completion = { menu = { auto_show = true } },
+      },
+      completion = {
+        menu = {
+          border = "rounded",
+          draw = {
+            columns = {
+              { "label", "label_description", gap = 1 },
+              { "source_name" },
+            },
+          },
+        },
+        documentation = {
+          auto_show = true,
+          auto_show_delay_ms = 500,
+          window = { border = "rounded" },
+        },
+      },
+    },
+  },
+}