Close out EventEffects descriptor metadata

docs/README.md

@@ -97,9 +97,13 @@ The highest-value next passes are now:
   tables too, so the current company-targeted and chairman-targeted descriptor/condition batches
   can execute from standalone save-slice fixtures without overlay snapshots when that context is
   present; raw `.gms` inspection/export still does not reconstruct those company/chairman surfaces
-- a generic company-governance scalar effect surface now exists in runtime too, but real
-  governance descriptor ids remain deferred until the checked-in `EventEffects.win` evidence is
-  strong enough to recover them honestly
+- a checked-in `EventEffects` export now exists at
+  `artifacts/exports/rt3-1.06/event-effects-table.json`, and the first recovered governance
+  descriptor tranche now executes through the generic company-governance scalar effect surface:
+  descriptor `56` `Credit Rating` and descriptor `57` `Prime Rate`
+- adjacent recovered finance/control-transfer descriptors such as `55` `Stock Prices` and `58`
+  `Merger Premium` now land on explicit shell-owned descriptor parity instead of generic unmapped
+  descriptor residue
 - widen real packed-event executable coverage descriptor by descriptor after identity, target mask,
   and normalized effect semantics are all grounded, not just after row framing is parsed
 - the first grounded condition-side unlock now exists for negative-sentinel `raw_condition_id = -1`
@@ -190,6 +194,15 @@ python3 tools/py/export_startup_map.py \
   artifacts/exports/rt3-1.06
 ```
 
+Regenerate the checked-in `EventEffects` table export with:
+
+```bash
+python3 tools/py/extract_event_effects.py \
+  rt3_wineprefix/drive_c/rt3/RT3.exe \
+  rt3_wineprefix/drive_c/rt3/Data/Language/RT3.lng \
+  artifacts/exports/rt3-1.06/event-effects-table.json
+```
+
 That default export now walks two roots:
 
 - `entry:0x005a313b`

docs/runtime-rehost-plan.md

@@ -60,9 +60,14 @@ Implemented today:
   chairman-targeted descriptor/condition batches execute from standalone save-slice fixtures
   without overlay snapshots when the checked-in documents include that context, while raw `.gms`
   inspection/export still leaves those company/chairman surfaces absent
-- a generic company-governance scalar effect surface now exists in runtime, but real governance
-  descriptor recovery is still deferred until the checked-in effect-table evidence can ground the
-  ids honestly
+- a checked-in `EventEffects` export now exists too at
+  `artifacts/exports/rt3-1.06/event-effects-table.json`, and the first recovered
+  company-governance descriptor tranche now executes through the generic
+  `SetCompanyGovernanceScalar` surface: descriptor `56` `Credit Rating` and descriptor `57`
+  `Prime Rate` now import through ordinary company target lowering
+- adjacent recovered finance/control-transfer descriptors such as `55` `Stock Prices` and `58`
+  `Merger Premium` now land on explicit shell-owned descriptor parity instead of generic unmapped
+  descriptor buckets
 - a minimal event-owned train surface and an opaque economic-status lane now exist in runtime
   state, and real descriptors `8` = `Economic Status`, `9` = `Confiscate All`, and `15` =
   `Retire Train` now import and execute through the ordinary runtime path when overlay context
@@ -131,14 +136,13 @@ Implemented today:
   remaining world-side frontier is broader descriptor/condition breadth rather than missing cargo
   classification or save/import context
 
-That means the next implementation work is breadth, not bootstrap. The recommended next slice is
-broader real grouped-descriptor and ordinary condition-id coverage beyond the current access,
-whole-game toggle, train, player, chairman selected-scope grouped effects, grounded
-chairman/governance conditions, numeric-threshold, named locomotive availability, named locomotive
-cost, world scalar override, and world-scalar condition batches, plus eventual raw save
-reconstruction for company/chairman context once stronger evidence exists. Richer runtime ownership
-should still be added only where a later descriptor or condition family needs more than the
-current event-owned roster.
+That means the next implementation work is still breadth, not bootstrap. The current descriptor
+frontier is no longer anonymous id recovery; it is the remaining recovered-but-nonexecutable
+families from the checked-in effect table, especially broader company/world scalar bands and the
+shell-owned finance/control-transfer rows that still need final classification or bounded runtime
+landing surfaces. Raw save reconstruction for company/chairman context is still a later tranche
+once stronger evidence exists. Richer runtime ownership should still be added only where a later
+descriptor or condition family needs more than the current event-owned roster.
 
 ## Why This Boundary