fix: incompatibility with AGP 8 & remove jcenter (#122)

Author: mateusz1913

android/build.gradle

@@ -2,7 +2,7 @@
 buildscript {
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
 
     dependencies {
@@ -18,12 +18,32 @@ def getExtOrIntegerDefault(name) {
   return rootProject.ext.has(name) ? rootProject.ext.get(name) : (project.properties['RNImageEditor_' + name]).toInteger()
 }
 
+def supportsNamespace() {
+  def parsed = com.android.Version.ANDROID_GRADLE_PLUGIN_VERSION.tokenize('.')
+  def major = parsed[0].toInteger()
+  def minor = parsed[1].toInteger()
+
+  // Namespace support was added in 7.3.0
+  return (major == 7 && minor >= 3) || major >= 8
+}
+
+
 apply plugin: 'com.android.library'
 
 android {
     compileSdkVersion getExtOrIntegerDefault('compileSdkVersion')
     buildToolsVersion getExtOrDefault('buildToolsVersion')
 
+    if (supportsNamespace()) {
+        namespace "com.reactnativecommunity.imageeditor"
+
+        sourceSets {
+            main {
+                manifest.srcFile "src/main/AndroidManifestNew.xml"
+            }
+        }
+    }
+
     defaultConfig {
         minSdkVersion getExtOrIntegerDefault('minSdkVersion')
         targetSdkVersion getExtOrIntegerDefault('targetSdkVersion')

android/src/main/AndroidManifestNew.xml

@@ -0,0 +1,2 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+</manifest>