feat: let opportunity helpers act autonomously

docs/PROJECT_CONTEXT.md

@@ -619,8 +619,10 @@ These are expected prototype constraints, not necessarily isolated bugs:
   `supply_missing_wood` need from exact known evidence. Both have exact NPC and
   player supply resolutions; the wood need also closes deterministically on
   interested-party death or one-day staleness. One read-only query derives and
-  explains a capable helper, but there is still no helper assignment,
-  acceptance, rewards, free-form dialogue, or quest log.
+  explains a capable helper, and the matching idle NPC can consume it through
+  ordinary action selection after urgent self-care and schedule precedence.
+  There is still no helper assignment, acceptance, rewards, free-form dialogue,
+  or quest log.
 - The reason inspector exposes current decisions, utility rejections, one exact
   relationship cause, and a compact person-history view that distinguishes
   importance-ranked retained memories from objective personal actions.
@@ -911,10 +913,20 @@ produce one deterministic result. The village summary explains that result;
 save/load re-derives it, and querying changes no task, reservation, RNG stream,
 resource, event, or checksum.
 
-Milestone 7 remains in progress. The immediate next slice is one bounded
-autonomous consumer: allow the currently derived helper to choose its reported
-ordinary supply action after urgent self-care and schedule rules, without
-persisted assignment, quest acceptance, or reward state.
+The first autonomous helper consumer is complete. At each idle decision
+boundary the manager re-derives capability, and only the matching helper may
+select the reported ordinary gather/deposit action. Urgent self-care and
+sleep/meal behavior still win; accepted supply work uses the existing target
+resolver, finite-node reservation, travel, inventory, and transaction paths.
+The ordinary in-progress NPC task can save normally, but no helper assignment,
+quest acceptance, reward, or opportunity-specific event is persisted; ordinary
+task-start history remains unchanged.
+
+Milestone 7 remains in progress. The immediate next slice should prove the
+combined information-to-help path: communicate an open need's exact trigger
+once at a real shared activity, then re-derive the newly informed trusted NPC as
+the autonomous helper. Keep the transfer direct and source-backed rather than
+introducing generic dialogue or multi-hop rumours.
 
 The remaining simulation-garden target still aims for: