Revert "added test cases, updated README and pom files"

This reverts commit 2b32cf0.

.github/workflows/maven.yml

@@ -0,0 +1,37 @@
+name: Java CI with Maven
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Set up JDK 11
+      uses: actions/setup-java@v3
+      with:
+        distribution: 'adopt'
+        java-version: '11'
+
+    - name: Cache Maven packages
+      uses: actions/cache@v3
+      with:
+        path: ~/.m2/repository
+        key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+        restore-keys: ${{ runner.os }}-maven-
+
+    - name: Build with Maven
+      run: mvn clean install
+
+    - name: Run tests
+      run: mvn test