return {
  {
    "mfussenegger/nvim-dap",
    config = function()
      local dap = require("dap")

      -- 1. The adapter (cpptools' OpenDebugAD7 → drives gdb over MI, same engine VSCode used)
      dap.adapters.cppdbg = {
        id = "cppdbg",
        type = "executable",
        command = vim.fn.stdpath("data") .. "/mason/bin/OpenDebugAD7",
      }

      -- 2. Shared bits used by every variant
      local common_env = {
        { name = "SERVER", value = "192.168.122.111" },
        { name = "QT_FATAL_WARNINGS", value = "0" },
      }
      local function env_with(...)
        local e = vim.deepcopy(common_env)
        for _, item in ipairs({ ... }) do table.insert(e, item) end
        return e
      end

      local base = {
        type = "cppdbg",
        request = "launch",
        MIMode = "gdb",
        miDebuggerPath = "/usr/bin/gdb",
        miDebuggerArgs = "-ex 'set debuginfod enabled off'",
        setupCommands = {
          { text = "-enable-pretty-printing", description = "Pretty printing", ignoreFailures = true },
          { text = "-gdb-set disassembly-flavor intel", description = "Intel disassembly", ignoreFailures = true },
        },
      }

      -- 3. One entry per binary/variant
      dap.configurations.cpp = {
        vim.tbl_extend("force", base, {
          name = "SMiKO (-d -u 10000)",
          program = "${workspaceFolder}/src/smiko/binary/unix/SMiKO",
          args = { "-d", "-u", "10000" },
          cwd = "${workspaceFolder}/src/smiko/binary/unix",
          environment = env_with(
            { name = "LD_LIBRARY_PATH", value = "${workspaceFolder}/src/smiko/binary/unix/lib" }
          ),
        }),
      }
      dap.configurations.c = dap.configurations.cpp
    end,
  },
}