Update Gradle/AGP

.jitpack.yml

@@ -0,0 +1,4 @@
+jdk:
+  - openjdk11
+install:
+  - ./gradlew build :library:publishToMavenLocal

build.gradle

@@ -7,7 +7,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.3'
+        classpath 'com.android.tools.build:gradle:7.0.3'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,5 @@
-#Sun Jan 03 22:55:02 EST 2021
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip

library/build.gradle

@@ -1,5 +1,8 @@
-apply plugin: 'com.android.library'
+plugins {
-apply plugin: 'kotlin-android'
+    id 'com.android.library'
+    id 'kotlin-android'
+    id 'maven-publish'
+}
 
 android {
     compileSdkVersion 29
@@ -30,3 +33,19 @@ repositories {
     mavenCentral()
     google()
 }
+
+task androidSourcesJar(type: Jar) {
+    classifier 'sources'
+    from android.sourceSets.main.java.srcDirs
+}
+
+project.afterEvaluate {
+    publishing {
+        publications {
+            release(MavenPublication) {
+                from components.release
+                artifact androidSourcesJar
+            }
+        }
+    }
+}