Merge branch 'chore/gitlab-ci-code-report' into 'main'

Add CI Job to convert checkstyle report to code quality report displayable in MR

See merge request cs108-fs26/Gruppe-13!19

.gitlab-ci.yml

@@ -1,5 +1,6 @@
 stages:
     - lint
+    - report
     - build
 
 # Reusable definitions
@@ -17,16 +18,34 @@ checkstyle:
     image: gradle:9.3.1-jdk25
     script:
         - gradle checkstyleMain checkstyleTest
+    allow_failure: true
     artifacts:
         when: always
         paths:
-        - build/reports/checkstyle/main.html
+            - build/reports/checkstyle/main.html
-        - build/reports/checkstyle/test.html
+            - build/reports/checkstyle/main.xml
+            - build/reports/checkstyle/test.html
+            - build/reports/checkstyle/test.xml
         expose_as: 'Checkstyle Report'
         expire_in: 1 week
     rules:
         - when: manual
 
+checkstyle-report:
+    stage: report
+    image: python:3.14
+    needs:
+        - job: checkstyle
+          artifacts: true
+          optional: true
+    script:
+        - python3 scripts/convert-checkstyle-gl-report.py
+    artifacts:
+        when: always
+        reports:
+            codequality: gl-code-quality-report.json
+        expire_in: 1 week
+
 compile-check:
     <<: *gradle-cache
     stage: build

scripts/convert-checkstyle-gl-report.py

@@ -0,0 +1,29 @@
+# Skript to convert findings of checkstyle into code quality report for gitlab
+import xml.etree.ElementTree as ET, json, hashlib
+
+findings = []
+for source in ["main", "test"]:
+    try:
+        tree = ET.parse(f"build/reports/checkstyle/{source}.xml")
+        for file in tree.findall("file"):
+            path = file.get("name")
+            for error in file.findall("error"):
+                line = int(error.get("line", 1))
+                msg = error.get("message", "")
+                fingerprint = hashlib.md5(f"{path}{line}{msg}".encode()).hexdigest()
+                findings.append({
+                    "type": "issue",
+                    "check_name": error.get("source", "checkstyle"),
+                    "description": msg,
+                    "severity": "minor",
+                    "fingerprint": fingerprint,
+                    "location": {
+                        "path": "src/" + path.split("/src/")[1] if "/src/" in path else path,
+                        "lines": {"begin": line}
+                    }
+                })
+    except FileNotFoundError:
+        pass
+
+with open("gl-code-quality-report.json", "w") as f:
+    json.dump(findings, f)