nvim/lua/config/dap.lua

local dap = require "dap"
dap.adapters.python = function(cb, config)
    if config.request == "attach" then
        ---@diagnostic disable-next-line: undefined-field
        local port = (config.connect or config).port
        ---@diagnostic disable-next-line: undefined-field
        local host = (config.connect or config).host or "127.0.0.1"
        cb {
            type = "server",
            port = assert(port, "`connect.port` is required for a python `attach` configuration"),
            host = host,
            options = { source_filetype = "python" },
        }
    else
        cb {
            type = "executable",
            command = "path/to/virtualenvs/debugpy/bin/python",
            args = { "-m", "debugpy.adapter" },
            options = { source_filetype = "python" },
        }
    end
end

dap.configurations.python = {
    {
        -- The first three options are required by nvim-dap
        type = "python", -- the type here established the link to the adapter definition: `dap.adapters.python`
        request = "launch",
        name = "Launch file",

        -- Options below are for debugpy, see https://github.com/microsoft/debugpy/wiki/Debug-configuration-settings for supported options

        program = "${file}", -- This configuration will launch the current file if used.
        pythonPath = function()
            -- debugpy supports launching an application with a different interpreter then the one used to launch debugpy itself.
            -- The code below looks for a `venv` or `.venv` folder in the current directly and uses the python within.
            -- You could adapt this - to for example use the `VIRTUAL_ENV` environment variable.
            local cwd = vim.fn.getcwd()
            if vim.fn.executable(cwd .. "/venv/bin/python") == 1 then
                return cwd .. "/venv/bin/python"
            elseif vim.fn.executable(cwd .. "/.venv/bin/python") == 1 then
                return cwd .. "/.venv/bin/python"
            else
                return "/home/zach/miniconda3/bin/python"
            end
        end,
    },
}

dap.adapters.lldb = {
    type = "executable",
    command = "/usr/bin/lldb-vscode", -- adjust as needed, must be absolute path
    name = "lldb",
}

dap.configurations.cpp = {
    {
        name = "Launch",
        type = "lldb",
        request = "launch",
        program = function()
            return vim.fn.input("Path to executable: ", vim.fn.getcwd() .. "/", "file")
        end,
        cwd = "${workspaceFolder}",
        stopOnEntry = false,
        args = {},

        -- 💀
        -- if you change `runInTerminal` to true, you might need to change the yama/ptrace_scope setting:
        --
        --    echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope
        --
        -- Otherwise you might get the following error:
        --
        --    Error on launch: Failed to attach to the target process
        --
        -- But you should be aware of the implications:
        -- https://www.kernel.org/doc/html/latest/admin-guide/LSM/Yama.html
        -- runInTerminal = false,
    },
}

dap.adapters["pwa-node"] = {
    type = "server",
    host = "localhost",
    port = "${port}",
    executable = {
        command = "node",
        -- 💀 Make sure to update this path to point to your installation
        args = {
            "%HOME/.config/nvim/java-dap/js-debug/src/dapDebugServer.js",
            "${port}",
        },
    },
}

dap.configurations.javascript = {
    {
        type = "pwa-node",
        request = "launch",
        name = "Launch file",
        program = "${file}",
        cwd = "${workspaceFolder}",
    },
}

dap.configurations.java = {
    { type = "java", name = "Debug", request = "launch", program = "${file}" },
}