Update .gitlab-ci.yml file with dind

.gitlab-ci.yml

-image: 41abku1mst/moodle-web:latest  # your Moodle image in registry
+# This GitLab CI/CD pipeline is designed to run the complete Moodle
+# automation script in a single, manually triggered job.
 
-stages:
-  - full_test
+image: docker:20.10.16
 
 services:
-  - name: mariadb:10.6
-    alias: db
-  - name: hftstuttgart/cota-backend:latest
-    alias: backend
+  - name: docker:20.10.16-dind
+    alias: docker
+
+stages:
+  - full_test
 
 variables:
-  # Moodle settings
-  MOODLE_URL: "http://localhost"
-  MOODLE_WWWROOT: "http://localhost"
+  DOCKER_HOST: tcp://docker:2375
+  DOCKER_TLS_CERTDIR: ""
+  EUSER: "appuser"
+  EGID: "137"
+  MOODLE_WWWROOT: "http://docker:8080" # For the entrypoint installation
+  MOODLE_URL: "http://docker:8080"     # For the test script's curl commands
+  # Add the admin credentials here so they are also written to the .env file
   MOODLE_ADMIN_USER: "user"
   MOODLE_ADMIN_PASS: "QAYwsx@12345"
 
-  # MariaDB settings
-  MARIADB_ROOT_PASSWORD: verysecretpassword
-  MARIADB_DATABASE: moodle
-  MARIADB_USER: moodleuser
-  MARIADB_PASSWORD: moodlepassword
-
-  # Backend URL
-  BACKEND_URL: "http://backend:8080"
-
 run_full_automation:
   stage: full_test
-  script:
-    - apt-get update && apt-get install -y curl netcat-openbsd
-    - echo "🚀 Starting Apache..."
-    - apache2ctl -D FOREGROUND &
-    - sleep 10
+  when: manual
 
-    - echo "⏳ Waiting for MariaDB..."
-    - timeout=180
-    - |
-      until mysqladmin ping -h"db" --silent; do
-        timeout=$((timeout - 5))
-        if [ $timeout -le 0 ]; then
-          echo "❌ MariaDB did not start after 3 minutes."
-          exit 1
-        fi
-        echo " -> DB not ready, retrying in 5s"
-        sleep 5
-      done
-    - echo "✅ MariaDB is ready."
+  before_script:
+    - apk add --no-cache curl docker-compose bash jq
+    - until docker info > /dev/null 2>&1; do echo "Waiting for Docker daemon..."; sleep 3; done
 
-    - echo "⏳ Waiting for backend:8080..."
-    - timeout=180
-    - |
-      until nc -z backend 8080; do
-        timeout=$((timeout - 5))
-        if [ $timeout -le 0 ]; then
-          echo "❌ Backend port 8080 not reachable after 3 minutes."
-          exit 1
-        fi
-        echo " -> Backend not ready, retrying in 5s"
-        sleep 5
-      done
-    - echo "✅ Backend port is open."
+    # --- THIS IS THE FIX ---
+    # 1. Explicitly create the named volume so we know it exists.
+    - docker volume create cota-infra_dta_tests_data
+    # 2. Run a temporary container that mounts this volume and changes the ownership
+    #    of the directory to user 137, which is the 'appuser' inside the backend container.
+    - echo "Setting permissions on dta_tests_data volume..."
+    - docker run --rm -v cota-infra_dta_tests_data:/data alpine chown 137:137 /data
+    
+  script:
+    # --- THIS IS THE FIX ---
+    # Create a .env file on the fly. Docker Compose will automatically read this
+    # file and pass the variables to the containers.
+    - echo "Creating .env file for Docker Compose..."
+    - echo "MOODLE_WWWROOT=${MOODLE_WWWROOT}" > .env
+    - echo "MOODLE_ADMIN_USER=${MOODLE_ADMIN_USER}" >> .env
+    - echo "MOODLE_ADMIN_PASS=${MOODLE_ADMIN_PASS}" >> .env
+    - echo "EUSER=${EUSER}" >> .env
+    - echo "EGID=${EGID}" >> .env
 
-    - echo "⏳ Checking backend health endpoint..."
-    - |
-      if curl -s -f $BACKEND_URL/actuator/health >/dev/null; then
-        echo "✅ Backend health endpoint OK"
-      else
-        echo "⚠️ Backend health endpoint not available, continuing anyway"
-      fi
+    - echo "Starting Docker environment..."
+    - docker-compose up -d
 
-    - timeout=300
-    - echo "⏳ Waiting for Moodle web server to be ready..."
+    # Loop until the Moodle installation is complete.
+    - echo "Waiting for Moodle first-time installation to complete..."
     - |
-      until curl -s -f http://localhost >/dev/null; do
+      timeout=300
+      while ! docker exec moodle-web-official [ -f /var/www/html/config.php ]; do
         timeout=$((timeout - 5))
         if [ $timeout -le 0 ]; then
-          echo "❌ Moodle did not become ready in 5 minutes"
+          echo "❌ ERROR: Moodle installation timed out after 5 minutes."
+          docker logs moodle-web-official
           exit 1
         fi
-        echo " -> Moodle not ready yet, retrying in 5s..."
+        echo " -> Installation not yet complete, waiting 5 more seconds..."
         sleep 5
       done
-    - echo "✅ Moodle is live"
+- echo "✅ Moodle installation complete (config.php found)."
 
-    - echo "▶️ Running Moodle automation..."
+    # Now that Moodle is stable, we can proceed with the rest of the script.
     - chmod +x test-moodle.sh
+    - echo "Executing the main automation script..."
     - ./test-moodle.sh
+
+  after_script:
+    - echo "Tearing down Docker environment..."
+    - docker-compose down -v
+