dotfiles/config/astronvim/lua/user/plugins/mason.lua

-- customize mason plugins
return { -- use mason-lspconfig to configure LSP installations
  {
    "williamboman/mason-lspconfig.nvim",
    -- overrides `require("mason-lspconfig").setup(...)`
    opts = {
      ensure_installed = {
        "diagnosticls",
      },
    },
  }, -- use mason-null-ls to configure Formatters/Linter installation for null-ls sources
  {
    "jay-babu/mason-null-ls.nvim",
    -- overrides `require("mason-null-ls").setup(...)`
    opts = {
      automatic_setup = true,
      automatic_installation = true,
    },
  },
  {
    "jay-babu/mason-nvim-dap.nvim",
    -- overrides `require("mason-nvim-dap").setup(...)`
    opts = {
      automatic_installation = true,
      automatic_setup = true,
      ensure_installed = { "python", "php", "js", "bash" },
    },
  },
}