added github workflows

.github/workflows/build.yml

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+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
+# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle
+
+name: Java CI with Gradle
+on: [ pull_request, push ]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
+        with:
+          java-version: '21'
+          distribution: 'temurin'
+      - name: Build with Gradle
+        uses: gradle/actions/setup-gradle@v3
+        with:
+          arguments: shadowJar
+      - name: Test and build with Gradle
+        run: ./gradlew test

.github/workflows/maven-publish.yml

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+name: Maven Publish
+
+on:
+  release:
+    types:
+      - prereleased
+      - released
+
+jobs:
+  build:
+    env:
+      REPOSITORY_USER: ${{ secrets.REPOSITORY_USER }}
+      REPOSITORY_TOKEN: ${{ secrets.REPOSITORY_TOKEN }}
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
+        with:
+          java-version: '21'
+          distribution: 'temurin'
+      - name: Publish with Gradle to Repository
+        uses: gradle/actions/setup-gradle@v3
+        with:
+          arguments: publish