deps: add maven plugin to enable install

.github/workflows/ci.yaml

@@ -22,7 +22,7 @@ jobs:
     - name: Gradle Test
       run: ./gradlew test
     - name: Gradle Build
-      run: ./gradlew build
+      run: ./gradlew build install
   format:
     runs-on: ubuntu-latest
     steps:

build.gradle

@@ -19,6 +19,7 @@ apply plugin: 'idea'
 apply plugin: 'jacoco'
 apply plugin: 'signing'
 apply plugin: 'maven-publish'
+apply plugin: 'maven'
 apply plugin: 'com.github.sherter.google-java-format'
 apply plugin: 'io.github.gradle-nexus.publish-plugin'