Extract route config nodes

docs/prompt-pool-routing-map.md

@@ -25,8 +25,8 @@ When a result is wrong, first identify which layer owns the bad text:
 - Raw builder prompt acceptable, SDXL tags wrong: edit `sdxl_formatter.py`.
 - Natural caption/training caption wrong: edit `caption_naturalizer.py`.
 - UI/preview/loop behavior wrong: edit `__init__.py`, node family modules such
-  as `node_seed_resolution.py` or `node_camera.py`, `loop_nodes.py`, or
-  `web/*.js`.
+  as `node_seed_resolution.py`, `node_camera.py`, or `node_route_config.py`,
+  `loop_nodes.py`, or `web/*.js`.
 
 ## High-Level Routes
 
@@ -694,6 +694,7 @@ These do not own prompt pool wording, but they affect execution and review:
 | Persistent text preview | `loop_nodes.py`, `web/preview_any_text.js` | Stores any value as text and keeps it after workflow reload. |
 | Seed and resolution utility nodes | `node_seed_resolution.py`, imported by `__init__.py` | Global/per-axis seed configs plus SDXL/Krea width/height helpers. |
 | Camera utility nodes | `node_camera.py`, imported by `__init__.py` | Direct camera config, orbit-to-camera config, and Qwen MultiAngle camera translation. |
+| Route config utility nodes | `node_route_config.py`, imported by `__init__.py` | Category preset, location/composition pool, location theme, and cast config helpers. |
 
 ## Drift Audit Helper