       {:nerves_system_br, "1.14.4", runtime: false},
       {:nerves_toolchain_armv7_nerves_linux_gnueabihf, "~> 1.4.0", runtime: false},
       {:nerves_system_linter, "~> 0.4", only: [:dev, :test], runtime: false},
-      {:ex_doc, "~> 0.18", only: [:dev, :test], runtime: false}
+      {:ex_doc, "~> 0.22", only: :docs, runtime: false}
     ]
   end
 

      package: package(),
      deps: deps(),
      aliases: [loadconfig: [&bootstrap/1], docs: ["docs", &copy_images/1]],
      docs: [extras: ["README.md"], main: "readme"]
    ]
  end



  @github_organization "nerves-project"
  @app :nerves_system_bbb
  @source_url "https://github.com/#{@github_organization}/#{@app}"
  @version Path.join(__DIR__, "VERSION")
           |> File.read!()
           |> String.trim()
