Setup library publishing on sonatype repository

build.gradle

@@ -7,9 +7,52 @@ plugins {
     id 'com.android.application' version '7.1.2' apply false
     id 'com.android.library' version '7.1.2' apply false
     id 'org.jetbrains.kotlin.android' version '1.6.10' apply false
-//    id 'org.jetbrains.kotlin.jvm' version '1.6.10' apply false
+    id "io.github.gradle-nexus.publish-plugin" version "1.1.0"
 }
 
 task clean(type: Delete) {
     delete rootProject.buildDir
+}
+
+// Initialize publishing/signing extra properties with environmental vars
+ext['signing.keyId'] = System.getenv('SIGNING_KEY_ID') ?: ''
+ext['signing.password'] = System.getenv('SIGNING_PASSWORD') ?: ''
+ext['signing.secretKeyRingFile'] = System.getenv('SIGNING_SECRET_KEY_RING_FILE') ?: ''
+ext['ossrhUsername'] = System.getenv('OSSRH_USERNAME') ?: ''
+ext['ossrhPassword'] = System.getenv('OSSRH_PASSWORD') ?: ''
+// Override with local.properties if available
+File secretPropsFile = project.rootProject.file('local.properties')
+if (secretPropsFile.exists()) {
+    Properties p = new Properties()
+    p.load(new FileInputStream(secretPropsFile))
+    p.each { name, value ->
+        ext[name] = value
+    }
+}
+
+def pgpKeyContent = System.getenv('PGP_KEY_CONTENTS')
+if (pgpKeyContent != null) {
+    def tmpDir = new File("$rootProject.rootDir/tmp")
+    mkdir tmpDir
+    def keyFile = new File("$tmpDir/key.pgp")
+    keyFile.createNewFile()
+    def os = keyFile.newDataOutputStream()
+    os.write(pgpKeyContent.decodeBase64())
+    os.close()
+    pgpKeyContent = ''
+
+    ext['signing.secretKeyRingFile'] = keyFile.absolutePath
+}
+
+nexusPublishing {
+    repositories {
+        sonatype {
+            stagingProfileId = "21d06a31472b96"
+            nexusUrl.set(uri("https://oss.sonatype.org/service/local/"))
+            snapshotRepositoryUrl.set(uri("https://oss.sonatype.org/content/repositories/snapshots/"))
+            username = ossrhUsername
+            password = ossrhPassword
+            version = ''
+        }
+    }
 }

gradle.properties

@@ -20,4 +20,5 @@ kotlin.code.style=official
 # Enables namespacing of each library's R class so that its R class includes only the
 # resources declared in the library itself and none from the library's dependencies,
 # thereby reducing the size of the R class for that library
-android.nonTransitiveRClass=true
+android.nonTransitiveRClass=true
+org.gradle.java.home=/Users/shubhamsingh/Library/Java/JavaVirtualMachines/corretto-11.0.14/Contents/Home

publish-helper.gradle

@@ -1,4 +1,5 @@
 apply plugin: 'maven-publish'
+apply plugin: 'signing'
 
 task androidJavadoc(type: Javadoc) {
     if (plugins.hasPlugin('android-library')) {
@@ -88,4 +89,8 @@ afterEvaluate {
             }
         }
     }
+}
+
+signing {
+    sign publishing.publications
 }