diff --git a/.codeclimate.yml b/.codeclimate.yml
new file mode 100644
index 0000000000000000000000000000000000000000..c820af6b1e42ca776e8a890baebb90ba64e0d6b2
--- /dev/null
+++ b/.codeclimate.yml
@@ -0,0 +1,8 @@
+plugins:
+  phpmd:
+    enabled: true
+    config:
+      file_extensions:
+        - php
+        - inc
+      rulesets: "unusedcode,codesize,naming,controversial,design"
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c268fb416407405123e82aff08afb104096bbbe4..0832616985599aa6abcdd631224d231ee447a913 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,3 +1,10 @@
+stages:
+  - test
+  - build
+  - performance
+  - dast
+  - deploy
+
 variables:
     TO_PACKAGE: 'appinfo l10n lib templates js img css'
 include:
@@ -7,6 +14,15 @@ include:
   - project: "e/infra/ecloud/nextcloud-apps/ci-templates"
     ref: main
     file: "nc-apps-deploy.yml"
+  - project: "e/infra/ecloud/nextcloud-apps/ci-templates"
+    ref: main
+    file: "mr-review-tools.yml"
+  - project: "e/infra/ecloud/nextcloud-apps/ci-templates"
+    ref: main
+    file: "git-operations.yml"
+  - project: "e/infra/ecloud/nextcloud-apps/ci-templates"
+    ref: main
+    file: "populate-code-climate-default-config.yml"
 
 build-vendor:
   stage: build