feat(vaultwarden): add SMTP configuration options and enhance signup settings

- Introduced SMTP settings for Vaultwarden including host, port, security, and authentication details.
- Added variables for signup verification, 2FA settings, password hints, and logging options.
- Updated Vaultwarden deployment to utilize new SMTP configurations.
- Enhanced Grafana module to support dynamic dashboard and datasource provisioning.
- Added LLM proxy configuration for Open Web UI with necessary environment variables.

ansible/roles/gpu_monitoring/defaults/main.yml

@@ -46,18 +46,6 @@ amd_exporter_python_version: "python3"
 amd_exporter_sysfs_gpu_pattern: "/sys/class/drm/card?/device/"
 
 # Llama Exporter configuration
-llama_exporter_enabled: true
-llama_exporter_port: 9550
-llama_exporter_user: llama_exporter
-llama_exporter_user_home: "/home/llama_exporter"
-llama_exporter_install_dir: "/opt/llama_exporter"
-llama_exporter_venv_path: "/opt/llama_exporter/.venv"
-llama_exporter_scrape_interval: 15
-llama_exporter_scrape_timeout: 5
-
-# Llama.cpp scrape targets
-llama_exporter_targets: []
-
 # Firewall configuration
 prometheus_fw_port: "{{ prometheus_port }}"
 prometheus_fw_proto: "tcp"