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      "text": "Figure 3.2 \u2014 Debug sidecar pattern",
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      "text": "Two side-by-side container boxes connected by red arrows.\n\nLeft (red-accent, \"Hummingbird container, the one being debugged\"):\n  - nginx (the app)\n  - no shell, no curl, no ps\n  - PID + network namespace\n\nRight (plain, \"ubi9/toolbox sidecar, transient\"):\n  - bash + diagnostic tools\n  - --pid=container:N\n  - --network=container:N\n\nRed arrows from left to right showing the shared namespaces.\n",
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