Bug/3 android permissions (#10)

* Add kotlin to the project

* Add FileProvider code

* Add options for Android atLeast 29(OS10)

* Change cache to scope storage

* Fix CropImage path

* Fix path for external storage

build.gradle

@@ -1,10 +1,12 @@
 buildscript {
+    ext.kotlin_version = '1.4.20'
     repositories {
         jcenter()
         google()
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:4.1.1'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }
 
@@ -19,7 +21,7 @@ allprojects {
 
 ext {
     compileSdkVersion = 30
-    targetSdkVersion = 28
+    targetSdkVersion = 30
     buildToolsVersion = '29.0.3'
 
     // AndroidX

cropper/build.gradle

@@ -1,4 +1,5 @@
 apply plugin: 'com.android.library'
+apply plugin: 'kotlin-android'
 apply from: file('publish.gradle')
 
 android {
@@ -22,5 +23,10 @@ android {
 dependencies {
     api "androidx.appcompat:appcompat:$androidXAppCompatVersion"
     implementation "androidx.exifinterface:exifinterface:$androidXExifVersion"
+    implementation "androidx.core:core-ktx:+"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+}
+repositories {
+    mavenCentral()
 }
 

cropper/src/main/AndroidManifest.xml

@@ -1,2 +1,15 @@
-<manifest package="com.canhub.cropper">
+<manifest
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.canhub.cropper">
+    <application>
+        <provider
+            android:name=".CropFileProvider"
+            android:authorities="${applicationId}.cropper.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/library_file_paths" />
+        </provider>
+    </application>
 </manifest>