added gitlab to my setup and configured it

docker-compose/gitlab/config_example.toml

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+concurrent = 4
+check_interval = 0
+shutdown_timeout = 0
+listen_address = ":9252"
+
+[session_server]
+  session_timeout = 1800
+
+[[runners]]
+  name = "docker-runner"
+  url = "http://192.168.100.6:8929"
+  id = 3
+  token = "paste your token here "
+  token_obtained_at = 2026-08-06T16:15:46Z
+  token_expires_at = 0001-01-01T00:00:00Z
+  executor = "docker"
+  [runners.cache]
+    MaxUploadedArchiveSize = 0
+    [runners.cache.s3]
+      AssumeRoleMaxConcurrency = 0
+    [runners.cache.gcs]
+    [runners.cache.azure]
+  [runners.docker]
+    pull_policy = "if-not-present"
+    helper_image = "gitlab/gitlab-runner-helper:x86_64-latest"
+    tls_verify = false
+    image = "alpine:latest"
+    privileged = false
+    disable_entrypoint_overwrite = false
+    oom_kill_disable = false
+    disable_cache = false
+    volumes = ["/cache"]
+    volume_keep = false
+    shm_size = 0
+    network_mtu = 0

docker-compose/gitlab/docker-compose.yml

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+services:
+  gitlab:
+    image: gitlab/gitlab-ce:19.2.1-ce.0
+    container_name: gitlab
+    restart: unless-stopped
+    hostname: gitlab.local
+    ports:
+      - "8929:80"
+      - "2224:22"
+      
+    volumes:
+      - ./config:/etc/gitlab
+      - ./logs:/var/log/gitlab
+      - ./data:/var/opt/gitlab
+    shm_size: '256m'
+    environment:
+      GITLAB_OMNIBUS_CONFIG: |
+        gitlab_rails['monitoring_whitelist'] = ['127.0.0.1', '10.0.0.0/8', '172.16.0.0/12', '192.168.0.0/16']
+        external_url 'http://192.168.100.6:8929'
+
+        nginx['listen_port'] = 80
+        nginx['listen_https'] = false
+
+        gitlab_rails['gitlab_shell_ssh_port'] = 2224
+
+        # Trim workers for a 4-core / 8GB host
+        puma['worker_processes'] = 2
+        puma['min_threads'] = 1
+        puma['max_threads'] = 4
+        sidekiq['max_concurrency'] = 10
+        postgresql['shared_buffers'] = "256MB"
+
+        # You already have this stack running — turn GitLab's copies off
+        prometheus_monitoring['enable'] = false
+        alertmanager['enable'] = false
+        node_exporter['enable'] = false
+        redis_exporter['enable'] = false
+        postgres_exporter['enable'] = false
+        gitlab_exporter['enable'] = false
+
+        # Registry off for now — flip to true later if you want it
+        registry['enable'] = false
+  gitlab-runner:
+    image: gitlab/gitlab-runner:latest
+    container_name: gitlab-runner
+    restart: unless-stopped
+    ports:
+      - "9252:9252"
+    volumes:
+      - ./runner-config:/etc/gitlab-runner
+      - /var/run/docker.sock:/var/run/docker.sock

docker-compose/monitoring-grafana-promethues-cadvisor-node-exporter/prometheus.yml

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+global:
+  scrape_interval: 15s
+
+scrape_configs:
+  - job_name: 'prometheus'
+    static_configs:
+      - targets: ['localhost:9090']
+
+  - job_name: 'cadvisor'
+    static_configs:
+      - targets: ['cadvisor:8080']
+
+  - job_name: 'node_exporter'
+    static_configs:
+      - targets: ['node-exporter:9100']
+
+  - job_name: 'gitlab'
+    metrics_path: '/-/metrics'
+    static_configs:
+      - targets: ['192.168.100.6:8929']
+  - job_name: 'gitlab-runner'
+    static_configs:
+      - targets: ['192.168.100.6:9252'] # Or your runner container name/IP