Add Qodana configuration

.github/workflows/maven-build.yml

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+name: Java CI with Maven
+
+on:
+  push:
+    branches: [ main ]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        java: [ '17' ]
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up JDK ${{matrix.java}}
+        uses: actions/setup-java@v3
+        with:
+          java-version: ${{matrix.java}}
+          distribution: 'adopt'
+          cache: maven
+      - name: Build with Maven Wrapper
+        run: ./mvnw -B package
+
+  qodana:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+      checks: write
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          ref: ${{ github.event.pull_request.head.sha }}  # to check out the actual pull request commit, not the merge commit
+          fetch-depth: 0  # a full history is required for pull request analysis
+      - name: 'Qodana Scan'
+        uses: JetBrains/qodana-action@v2023.2
+        env:
+          QODANA_TOKEN: ${{ secrets.QODANA_TOKEN }} # read the steps about it below

qodana.yml

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+version: 1.0
+linter: jetbrains/qodana-jvm:latest
+profile:
+  name: qodana.recommended