Add aggregator POM to PK build

.project-keeper.yml

@@ -1,4 +1,6 @@
 sources:
+  - type: maven
+    path: pom.xml
   - type: maven
     path: shared-model-classes/pom.xml
     modules:
@@ -65,8 +67,19 @@ sources:
 version:
   fromSource: project-keeper/pom.xml
 excludes:
+  # PK can't use itself as a Maven plugin
   - regex: "W-PK-CORE-151: Pom file .* contains no reference to project-keeper-maven-plugin."
-  - "E-PK-CORE-17: Missing required file: '.github/workflows/project-keeper-verify.yml'"
-  - "E-PK-CORE-17: Missing required file: '.github/workflows/project-keeper.sh'"
+  # PK already uses Java 17 for building
+  - "E-PK-CORE-17: Missing required file: '.github/workflows/ci-build-next-java.yml'"
+  # Workflows must install PK itself before using it in the build
+  - "E-PK-CORE-18: Outdated content: '.github/workflows/dependencies_check.yml'"
+  - "E-PK-CORE-18: Outdated content: '.github/workflows/dependencies_update.yml'"
+  - "E-PK-CORE-18: Outdated content: '.github/workflows/ci-build.yml'"
+  - "E-PK-CORE-18: Outdated content: '.github/workflows/release.yml'"
+  # No configuration necessary for aggregator POM
+  - "E-PK-CORE-103: Missing parent declaration in 'pom.xml'"
+  - "E-PK-CORE-17: Missing required file: 'pk_generated_parent.pom'"
+  - regex: "E-PK-CORE-17: Missing required file: 'src/test/resources/.*'"
+  - regex: "E-PK-CORE-17: Missing required file: '.settings/.*'"
 linkReplacements:
   - https://eclipse-ee4j.github.io/jsonb-api|https://projects.eclipse.org/projects/ee4j.jsonp

README.md

@@ -3,6 +3,18 @@
 [![Build Status](https://github.com/exasol/project-keeper/actions/workflows/ci-build.yml/badge.svg)](https://github.com/exasol/project-keeper/actions/workflows/ci-build.yml)
 Project Keeper Core: [![Maven Central – Project Keeper Core](https://img.shields.io/maven-central/v/com.exasol/project-keeper-core)](https://search.maven.org/artifact/com.exasol/project-keeper-core), Project Keeper Command Line Interface: [![Maven Central – Project Keeper Command Line Interface](https://img.shields.io/maven-central/v/com.exasol/project-keeper-cli)](https://search.maven.org/artifact/com.exasol/project-keeper-cli), Project Keeper Maven plugin: [![Maven Central – Project Keeper Maven plugin](https://img.shields.io/maven-central/v/com.exasol/project-keeper-maven-plugin)](https://search.maven.org/artifact/com.exasol/project-keeper-maven-plugin)
 
+[![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=com.exasol%3Aproject-keeper-root&metric=alert_status)](https://sonarcloud.io/dashboard?id=com.exasol%3Aproject-keeper-root)
+
+[![Security Rating](https://sonarcloud.io/api/project_badges/measure?project=com.exasol%3Aproject-keeper-root&metric=security_rating)](https://sonarcloud.io/dashboard?id=com.exasol%3Aproject-keeper-root)
+[![Reliability Rating](https://sonarcloud.io/api/project_badges/measure?project=com.exasol%3Aproject-keeper-root&metric=reliability_rating)](https://sonarcloud.io/dashboard?id=com.exasol%3Aproject-keeper-root)
+[![Maintainability Rating](https://sonarcloud.io/api/project_badges/measure?project=com.exasol%3Aproject-keeper-root&metric=sqale_rating)](https://sonarcloud.io/dashboard?id=com.exasol%3Aproject-keeper-root)
+[![Technical Debt](https://sonarcloud.io/api/project_badges/measure?project=com.exasol%3Aproject-keeper-root&metric=sqale_index)](https://sonarcloud.io/dashboard?id=com.exasol%3Aproject-keeper-root)
+
+[![Code Smells](https://sonarcloud.io/api/project_badges/measure?project=com.exasol%3Aproject-keeper-root&metric=code_smells)](https://sonarcloud.io/dashboard?id=com.exasol%3Aproject-keeper-root)
+[![Coverage](https://sonarcloud.io/api/project_badges/measure?project=com.exasol%3Aproject-keeper-root&metric=coverage)](https://sonarcloud.io/dashboard?id=com.exasol%3Aproject-keeper-root)
+[![Duplicated Lines (%)](https://sonarcloud.io/api/project_badges/measure?project=com.exasol%3Aproject-keeper-root&metric=duplicated_lines_density)](https://sonarcloud.io/dashboard?id=com.exasol%3Aproject-keeper-root)
+[![Lines of Code](https://sonarcloud.io/api/project_badges/measure?project=com.exasol%3Aproject-keeper-root&metric=ncloc)](https://sonarcloud.io/dashboard?id=com.exasol%3Aproject-keeper-root)
+
 This maven plugin checks and unifies the project's structure according to the Exasol integration team's repository standards.
 
 ## Usage in a Nutshell for Maven