chore: setup reusable setup-jdk action

Author: vladcheck

.github/actions/setup-jdk/action.yml

@@ -0,0 +1,12 @@
+name: 'Setup JDK 25'
+description: 'Sets up Java 25 with Temurin and Maven cache'
+
+runs:
+  using: "composite"
+  steps:
+    - name: Set up JDK 25
+      uses: actions/setup-java@v4
+      with:
+        java-version: '25'
+        distribution: 'temurin'
+        cache: maven

.github/workflows/workflow.yml

@@ -14,12 +14,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
-    - name: Set up JDK 25
-      uses: actions/setup-java@v5
-      with:
-        java-version: '25'
-        distribution: 'temurin'
-        cache: maven
+    - name: Set up JDK
+      uses: ./.github/actions/setup-jdk
     - name: Build with Maven
       run: mvn -B package --file pom.xml
     - name: Update dependency graph
@@ -34,11 +30,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - name: Set up JDK 25
-        uses: actions/setup-java@v4
-        with:
-          java-version: '25'
-          distribution: 'temurin'
-          cache: maven
+      - name: Set up JDK
+        uses: ./.github/actions/setup-jdk
       - name: Check formatting
         run: mvn -B spotless:check --file pom.xml