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      "text": "Figure 10.1 \u2014 chunkah layer split",
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      "text": "Two side-by-side boxes.\n\nLeft (\"Before \u2014 natural build layers\"):\n  A single muted block: \"everything in one layer\n  (base + deps + app code mingled)\"\n  Caption: any app change invalidates the deps too \u2014 full re-pull.\n\nRight (\"After chunkah split\", red-accent):\n  Three stacked layers:\n    1. Hummingbird base (stable)\n    2. dependencies (slow-changing)\n    3. application code (fast-changing, accent)\n  Caption: app-only updates re-push/re-pull layer 3 only.\n\nRed arrow labeled \"split\" between the two.\nBottom note: pairs naturally with zstd:chunked.\n",
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      "originalText": "Two side-by-side boxes.\n\nLeft (\"Before \u2014 natural build layers\"):\n  A single muted block: \"everything in one layer\n  (base + deps + app code mingled)\"\n  Caption: any app change invalidates the deps too \u2014 full re-pull.\n\nRight (\"After chunkah split\", red-accent):\n  Three stacked layers:\n    1. Hummingbird base (stable)\n    2. dependencies (slow-changing)\n    3. application code (fast-changing, accent)\n  Caption: app-only updates re-push/re-pull layer 3 only.\n\nRed arrow labeled \"split\" between the two.\nBottom note: pairs naturally with zstd:chunked.\n",
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