plugin.xml

<?xml version="1.0" encoding="UTF-8"?>

<plugin xmlns="http://apache.org/cordova/ns/plugins/1.0" id="cordova-plugin-file-external" version="1.0.0">
  <name>FileExternal</name>
  <description></description>
  <license>Apache 2.0</license>
  <keywords></keywords>
  <dependency id="es6-promise-plugin" version="4.2.2" />

  <platform name="android">
    <js-module src="www/FileExternal.js" name="FileExternal">
      <clobbers target="window.FileExternal" />
    </js-module>

    <config-file target="res/xml/config.xml" parent="/*">
      <feature name="FileExternal">
        <param name="android-package" value="de.solvis.FileExternal" />
        <param name="onload" value="true" />
      </feature>
    </config-file>

    <config-file target="AndroidManifest.xml" parent="/*">
      <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
    </config-file>

    <source-file src="src/android/FileExternal.java" target-dir="src/de/solvis/" />

    <framework src="androidx.documentfile:documentfile:1.0.1" />

  </platform>

</plugin>