Broaden chairman target scope event support

docs/README.md

@@ -85,8 +85,9 @@ The highest-value next passes are now:
   through the same ordinary runtime path, backed by the minimal player runtime and overlay-import
   context
 - the first chairman-targeted real grouped rows now execute too through that same path when the
-  hidden grouped target-subject lane resolves to selected-chairman scope; broader chairman target
-  scopes stay parity-only under `blocked_chairman_target_scope`
+  hidden grouped target-subject lane resolves to grounded chairman scope ordinals `0..3`:
+  `condition_true_chairman`, `selected_chairman`, `human_chairmen`, and `ai_chairmen`; wider
+  chairman ordinals stay parity-only under `blocked_chairman_target_scope`
 - chairman runtime ownership is broader now too: selected-chairman condition rows for chairman
   cash, holdings value, net worth, and purchasing power import through the same service path, and
   the first grounded company governance issue batch now executes too via book-value-per-share,
@@ -96,6 +97,9 @@ 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
 - 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`