⬇️ set gradle jdk version

android/app/build.gradle

@@ -26,6 +26,16 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+
     compileSdkVersion 33 // flutter.compileSdkVersion
 
     sourceSets {

android/build.gradle

@@ -1,28 +1,18 @@
-buildscript {
-    ext.kotlin_version = '1.6.10'
-    repositories {
-        google()
-        jcenter()
-    }
-
-    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
-    }
-}
-
 allprojects {
     repositories {
-        maven { url('https://maven.aliyun.com/repository/public') }
+        mavenCentral()
+        google()
     }
 }
 
 rootProject.buildDir = '../build'
 subprojects {
     project.buildDir = "${rootProject.buildDir}/${project.name}"
+}
+subprojects {
     project.evaluationDependsOn(':app')
 }
 
-task clean(type: Delete) {
+tasks.register("clean", Delete) {
     delete rootProject.buildDir
 }

android/gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 #Fri Oct 29 09:53:43 CST 2021
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.3-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.6.3-all.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME