return {
  {
    "NickvanDyke/opencode.nvim",
    dependencies = {
      "folke/snacks.nvim",
      "ThePrimeagen/harpoon",
    },
    ---@type opencode.Config
    opts = {
      auto_reload = true, -- Automatically reload buffers edited by opencode
      auto_focus = false, -- Focus the opencode window after prompting
      win = {
        position = "right",
        enter = false,
        width = 0.4, -- 40% of screen width
      },
      context = {
        -- Custom context: include harpooned files in prompts
        ["@harpoon"] = function()
          local ok, harpoon = pcall(require, "harpoon")
          if not ok then
            return nil
          end

          local list = harpoon:list()
          if not list or list:length() == 0 then
            return nil
          end

          local paths = {}
          for i = 1, list:length() do
            local item = list:get(i)
            if item and item.value then
              table.insert(paths, item.value)
            end
          end

          if #paths == 0 then
            return nil
          end
          return "Harpooned files:\n" .. table.concat(paths, "\n")
        end,
      },
    },
    -- stylua: ignore
    keys = {
      -- Core commands
      { "<leader>kk", function() require("opencode").toggle() end, desc = "Toggle opencode" },
      { "<leader>ka", function() require("opencode").ask() end, desc = "Ask opencode", mode = { "n", "v" } },
      { "<leader>kA", function() require("opencode").ask("@file ") end, desc = "Ask opencode about current file", mode = { "n", "v" } },
      { "<leader>kn", function() require("opencode").command("/new") end, desc = "New session" },

      -- Code understanding
      { "<leader>ke", function() require("opencode").prompt("Explain @cursor and its context") end, desc = "Explain code near cursor" },
      { "<leader>kE", function() require("opencode").prompt("Explain @selection in detail") end, desc = "Explain selection", mode = "v" },

      -- Code review & quality
      { "<leader>kr", function() require("opencode").prompt("Review @file for correctness and readability") end, desc = "Review file" },
      { "<leader>kg", function() require("opencode").prompt("Review @diff for bugs, edge cases, and improvements") end, desc = "Review git diff" },
      { "<leader>kq", function() require("opencode").prompt("Help me fix these issues from @quickfix") end, desc = "Fix quickfix items" },

      -- Code fixes & improvements
      { "<leader>kf", function() require("opencode").prompt("Fix these @diagnostics") end, desc = "Fix errors" },
      { "<leader>ko", function() require("opencode").prompt("Optimize @selection for performance and readability") end, desc = "Optimize selection", mode = "v" },
      { "<leader>kR", function() require("opencode").prompt("Refactor @selection to be more maintainable") end, desc = "Refactor selection", mode = "v" },

      -- Code generation
      { "<leader>kd", function() require("opencode").prompt("Add documentation comments for @selection") end, desc = "Document selection", mode = "v" },
      { "<leader>kt", function() require("opencode").prompt("Add tests for @selection") end, desc = "Test selection", mode = "v" },

      -- Harpoon integration
      { "<leader>kh", function() require("opencode").ask("@harpoon ") end, desc = "Ask about harpooned files" },
      { "<leader>kH", function() require("opencode").prompt("Analyze the relationships between @harpoon and suggest improvements") end, desc = "Analyze harpooned files" },
    },
  },
}