Issue #3393567 by jurgenhaas: Drupal 10 only version

.gitlab-ci.yml

+include:
+  - project: $_GITLAB_TEMPLATES_REPO
+    ref: $_GITLAB_TEMPLATES_REF
+    file:
+      - '/includes/include.drupalci.main.yml'
+      - '/includes/include.drupalci.variables.yml'
+      - '/includes/include.drupalci.workflows.yml'
+
+variables:
+  SKIP_ESLINT: '1'
+
+phpstan:
+  stage: validate
+  rules:
+    - if: '$SKIP_PHPSTAN == "1"'
+      when: never
+    - when: on_success
+  artifacts:
+    when: always
+    reports:
+      codequality: phpstan-report.json
+  script:
+    - vendor/bin/phpstan analyze --memory-limit=2G --no-interaction --no-progress --error-format=gitlab $_WEB_ROOT/modules/custom | tee phpstan-report.json

composer.json

+{
+  "name": "drupal/json_api_book",
+  "type": "drupal-module",
+  "description": "Add book support to JSON:API.",
+  "keywords": [
+    "Drupal",
+    "GitLab",
+    "API"
+  ],
+  "license": "GPL-2.0-or-later",
+  "homepage": "https://www.drupal.org/project/json_api_book",
+  "authors": [
+    {
+      "name": "Jürgen Haas",
+      "homepage": "https://www.drupal.org/u/jurgenhaas"
+    }
+  ],
+  "minimum-stability": "dev",
+  "support": {
+    "issues": "https://www.drupal.org/project/issues/json_api_book",
+    "source": "https://git.drupal.org/project/json_api_book"
+  },
+  "require": {
+    "php": ">=8.1",
+  }
+}

json_api_book.info.yml

 name: 'JSON:API Book'
 type: module
 description: 'Add book support to JSON:API.'
-core_version_requirement: ^9.5 || ^10
+core_version_requirement: ^10 || ^11
 package: 'Web services'
 dependencies:
   - drupal:book

phpstan.neon

+parameters:
+  level: 6
+  checkMissingIterableValueType: false
+  checkGenericClassInNonGenericObjectType: false