Add container summary on card face, fix df parsing for wrapped lines, collect OS info, faster startup and refresh

infmap/docker-compose.yml

@@ -10,6 +10,8 @@ services:
       - ${SSH_KEY_PATH}:/app/ssh_key:ro
       - ${CONFIG_PATH}/infrastructure.conf:/app/infrastructure.conf:ro
       - app_data:/app/data
+    stop_signal: SIGINT
+    stop_grace_period: 5s
     restart: unless-stopped
     healthcheck:
       test: ["CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://localhost:5000/')"]