task updates

filcnaplo/android/app/build.gradle

@@ -53,6 +53,14 @@ android {
         multiDexEnabled true
     }
 
+    compileOptions {
+      // Flag to enable support for the new language APIs
+      coreLibraryDesugaringEnabled true
+      // Sets Java compatibility to Java 8
+      sourceCompatibility JavaVersion.VERSION_1_8
+      targetCompatibility JavaVersion.VERSION_1_8
+    }
+
     signingConfigs {
         release {
             keyAlias keystoreProperties['keyAlias']
@@ -85,4 +93,7 @@ dependencies {
     implementation 'joda-time:joda-time:2.9.4'
     androidTestImplementation 'androidx.test:runner:1.1.1'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'
+    coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:1.1.5'
+    implementation 'androidx.window:window:1.0.0'
+    implementation 'androidx.window:window-java:1.0.0'
 }