docs: mark action separation phase complete

docs/LEARNING_ROADMAP.md

@@ -54,7 +54,7 @@ The gate is complete when the same scenario produces the same checksum without
 loading `main.tscn`, and loading or unloading a visual does not change
 authoritative NPC or resource state.
 
-**Current progress:** the first four architecture slices are implemented:
+**Current progress:** the first five architecture slices are implemented:
 
 - `SimulationClock` advances explicit fixed ticks while preserving remainder;
 - NPC decisions and visual wander requests use controlled per-NPC random
@@ -74,9 +74,14 @@ authoritative NPC or resource state.
   actions and professions;
 - NPC duration/preference logic, resource target metadata, generation, and
   serialized references resolve through the definition registry.
+- focused selection, execution, and target-resolution systems now own their
+  respective rules;
+- ActiveWorldAdapter supplies loaded-world facts, while WorldViewManager only
+  supplies visual position and executes emitted travel requests.
 
-The gate remains open. Responsibility separation and NPC visual load/unload
-invariance are still required. See
+The gate remains open. Active-position synchronization and NPC visual
+load/unload invariance are still required. See
+[the action system architecture](ACTION_SYSTEM_ARCHITECTURE.md),
 [the simulation definitions](SIMULATION_DEFINITIONS.md) and
 [the simulation state schema](SIMULATION_STATE_SCHEMA.md).
 
@@ -625,19 +630,17 @@ Completed foundations:
 
 The practical next sequence is:
 
-1. Separate action selection, execution, target resolution, and visual travel;
-   remove decision mutation from `WorldViewManager`.
-2. Define active-position synchronization and prove visual unload/reload.
-3. Pass the architecture gate's deterministic headless and unloaded-visual exit
+1. Define active-position synchronization and prove visual unload/reload.
+2. Pass the architecture gate's deterministic headless and unloaded-visual exit
    tests.
-4. Build location-based food storage, inventory, and transactions.
-5. Emit structured economic events while making one NPC visibly gather, carry,
+3. Build location-based food storage, inventory, and transactions.
+4. Emit structured economic events while making one NPC visibly gather, carry,
    store, retrieve, and eat food.
-6. Add save-slot persistence and explicit schema migrations before schedules
+5. Add save-slot persistence and explicit schema migrations before schedules
    or social state expand.
-7. Resume Terrain3D sculpting, runtime integration, and the simulation-garden
+6. Resume Terrain3D sculpting, runtime integration, and the simulation-garden
    beauty pass.
-8. Add stylized character and profession readability plus the reason
+7. Add stylized character and profession readability plus the reason
    inspector.
 
 This order strengthens the simulation while regularly producing visible