feat: initial hermes-agent role

templates/hermes.service.j2

@@ -0,0 +1,17 @@
+[Unit]
+Description=Hermes Agent
+After=network.target
+
+[Service]
+User={{ hermes_user }}
+Group={{ hermes_group }}
+Environment=HERMES_HOME={{ hermes_data_dir }}
+{% for key, value in hermes_env.items() %}
+Environment={{ key }}={{ value }}
+{% endfor %}
+ExecStart={{ hermes_install_dir }}/venv/bin/hermes run
+Restart=on-failure
+RestartSec=5s
+
+[Install]
+WantedBy=multi-user.target