Extract Krea action context helpers

docs/prompt-architecture-improvement-plan.md

@@ -146,6 +146,9 @@ Already isolated:
   natural label replacement for formatter routes.
 - `krea_clothing.py` owns clothing-state cleanup and action-aware body-access
   wording for formatter routes.
+- `krea_action_context.py` owns shared action-family predicates, axis context
+  text, climax detection, and detail-density normalization used by action and
+  POV formatter routes.
 
 Improve later:
 

docs/prompt-pool-routing-map.md

@@ -547,6 +547,7 @@ Key Krea2 ownership:
 
 - Cast descriptor naturalization: `krea_cast.cast_prose`,
   `krea_cast.natural_label_text`.
+- Action context and family predicates: `krea_action_context.py`.
 - Hardcore action sentence: `_hardcore_action_sentence`.
 - POV hardcore sentence: `_pov_hardcore_pose_sentence`, `_pov_action_phrase`.
 - Clothing state cleanup: `krea_clothing.natural_clothing_state`.
@@ -733,6 +734,7 @@ Use these traces to narrow a problem in one pass.
 3. Inspect `categories/sexual_poses.json` for the selected subcategory,
    `item_templates`, `axes`, and `weight`.
 4. If raw `item` differs but Krea output looks identical, inspect
+   `krea_action_context.py` family predicates first, then
    `_hardcore_pose_anchor`, `_hardcore_pose_arrangement`,
    `_hardcore_item_detail`, and `_hardcore_action_sentence`.