Artifact publish requirements (#44)

* add singing module

* update publishing gradle tasks

README.md

@@ -37,15 +37,25 @@ To build or test RedPulsar, run the following command:
 ```bash
 git clone git@github.com:himadieievsv/redpulsar.git
 cd redpulsar
+
 # Code formatting
 ./gradlew ktlintFormat
+
 # Run all tests
 docker-compose up -d
 ./gradlew test 
+
 # Run only unit tests
 ./gradlew test -DexcludeTags="integration"
-# Build and publish to local maven repository
-./gradlew build -x test publishToMavenLocal
+
+# Build
+./gradlew build -x test
+
+# Publish to local maven repository
+./gradlew publishToMavenLocal \
+  -Psigning.secretKeyRingFile=... \
+  -Psigning.password=... \
+  -Psigning.keyId=...
 ```
 
 ## Further development 

build.gradle.kts

@@ -1,3 +1,5 @@
+import java.net.URI
+
 buildscript {
     repositories {
         mavenCentral()
@@ -10,6 +12,7 @@ plugins {
     id("org.jlleitschuh.gradle.ktlint") version "12.0.3"
     id("org.jetbrains.kotlinx.kover") version "0.7.5"
     `maven-publish`
+    signing
     idea
 }
 
@@ -28,6 +31,7 @@ subprojects {
     apply(plugin = "idea")
     apply(plugin = "java-library")
     apply(plugin = "maven-publish")
+    apply(plugin = "signing")
     apply(plugin = "org.jetbrains.kotlinx.kover")
 
     kotlin {
@@ -72,6 +76,16 @@ subprojects {
     }
 
     publishing {
+        repositories {
+            maven {
+                url = URI.create("https://s01.oss.sonatype.org/service/local/staging/deploy/maven2/")
+                credentials {
+                    username = providers.gradleProperty("ossrhUsername").get()
+                    password = providers.gradleProperty("ossrhPassword").get()
+                }
+            }
+        }
+
         publications {
             create<MavenPublication>("mavenJava") {
                 groupId = group.toString()
@@ -105,6 +119,10 @@ subprojects {
         }
     }
 
+    signing {
+        sign(publishing.publications["mavenJava"])
+    }
+
     tasks.test {
         useJUnitPlatform {
             excludeTags(*System.getProperty("excludeTags", "no-tag").split(",").toTypedArray())

gradle.properties

@@ -0,0 +1,6 @@
+signing.keyId=YourKeyId
+signing.password=YourPublicKeyPassword
+signing.secretKeyRingFile=PathToYourKeyRingFile
+
+ossrhUsername=your-jira-id
+ossrhPassword=your-jira-password