feat: add systemd service template and installer for production 1.3.1

inventory.service.template

@@ -0,0 +1,16 @@
+[Unit]
+Description=TFM aInventory Docker Stack
+After=docker.service
+Requires=docker.service
+
+[Service]
+Type=simple
+WorkingDirectory=__WORKING_DIR__
+ExecStart=__DOCKER_BIN__ compose up --build
+ExecStop=__DOCKER_BIN__ compose down
+Restart=always
+StandardOutput=journal
+StandardError=journal
+
+[Install]
+WantedBy=multi-user.target