feat: a lot of configs

Signed-off-by: d0zingcat <iamtangli42@gmail.com>

nvim/lua/plugins/lint.lua

@@ -0,0 +1,78 @@
+-- lint.lua - 代码检查配置
+-- 使用 nvim-lint 替代 null-ls 的诊断功能
+-- 与 conform.nvim 配合：conform 负责格式化，lint 负责诊断
+
+return {
+	{
+		"mfussenegger/nvim-lint",
+		event = { "BufReadPre", "BufNewFile" },
+		config = function()
+			local lint = require("lint")
+
+			-- 按文件类型配置 linter
+			lint.linters_by_ft = {
+				-- Python: 使用 ruff 替代 flake8/pylint
+				python = { "ruff" },
+
+				-- Lua
+				lua = { "luacheck" },
+
+				-- Go
+				go = { "golangcilint" },
+
+				-- JavaScript/TypeScript
+				javascript = { "eslint" },
+				typescript = { "eslint" },
+				javascriptreact = { "eslint" },
+				typescriptreact = { "eslint" },
+
+				-- 通用
+				markdown = { "markdownlint" },
+				yaml = { "yamllint" },
+				dockerfile = { "hadolint" },
+				sh = { "shellcheck" },
+			}
+
+			-- 设置自动触发
+			local lint_augroup = vim.api.nvim_create_augroup("lint", { clear = true })
+
+			-- 保存后检查
+			vim.api.nvim_create_autocmd({ "BufWritePost" }, {
+				group = lint_augroup,
+				callback = function()
+					lint.try_lint()
+				end,
+			})
+
+			-- 进入缓冲区时检查
+			vim.api.nvim_create_autocmd({ "BufEnter" }, {
+				group = lint_augroup,
+				callback = function()
+					lint.try_lint()
+				end,
+			})
+
+			-- 插入模式离开后检查（可选，可能较频繁）
+			vim.api.nvim_create_autocmd({ "InsertLeave" }, {
+				group = lint_augroup,
+				callback = function()
+					lint.try_lint()
+				end,
+			})
+
+			-- 创建用户命令
+			vim.api.nvim_create_user_command("Lint", function()
+				lint.try_lint()
+			end, { desc = "手动触发代码检查" })
+
+			vim.api.nvim_create_user_command("LintInfo", function()
+				local running_linters = lint.get_running()
+				if #running_linters == 0 then
+					vim.notify("没有正在运行的 linter", vim.log.levels.INFO)
+				else
+					vim.notify("运行中的 linter: " .. table.concat(running_linters, ", "), vim.log.levels.INFO)
+				end
+			end, { desc = "显示运行中的 linter" })
+		end,
+	},
+}