Add GPU monitoring services and configurations

- Create systemd service templates for llama_exporter, nvidia_exporter, and podman.
- Add Prometheus configuration template for GPU metrics scraping.
- Introduce variables for GPU monitoring role in main.yml.
- Implement tasks for syncing llama models, including user setup and package installation.
- Update podman tasks to ensure proper sudo access and lingering for the podman user.
- Modify inventory to include gpu_monitoring group.
- Add Terraform modules for deploying Vaultwarden, including ingress and service configurations.
- Create Grafana dashboard for real-time GPU monitoring metrics.
- Update secrets and environment files to include Vaultwarden admin token.

ansible/roles/gpu_monitoring/handlers/main.yml

@@ -0,0 +1,27 @@
+---
+- name: Reload systemd daemon
+  become: true
+  ansible.builtin.systemd:
+    daemon_reload: true
+  listen: Reload systemd daemon
+
+- name: Restart nvidia_exporter
+  become: true
+  ansible.builtin.systemd:
+    name: "{{ nvidia_exporter_service_name }}"
+    state: restarted
+  listen: Restart nvidia_exporter
+
+- name: Restart amd_exporter
+  become: true
+  ansible.builtin.systemd:
+    name: "{{ amd_exporter_service_name }}"
+    state: restarted
+  listen: Restart amd_exporter
+
+- name: Restart llama_exporter
+  become: true
+  ansible.builtin.systemd:
+    name: "{{ llama_exporter_service_name }}"
+    state: restarted
+  listen: Restart llama_exporter