fix(server): PR #132 review round 2 — 14 actionable comments addressed

Blockers (4):
- Wire cargo deny check into pre-pr-server (was dead config) (#1)
- ConfirmBookmark idempotency guard: SimError ProtocolError on retry (#2)
- D-080 amendment: transfer_npc_knowledge retained-but-dormant honest doc (#3)
- SelectedBookmark v0.2 transient scope; save/load deferred to #863 (#4)

Issues (8):
- ConfirmBookmark validation tests: unknown id, invalid location,
  valid path, double-confirm guard (#5)
- snapshot_with_bookmark_catalog fixture for client #618 decode tests (#6)
- generate_brands: replace 5 raw .unwrap() with eprintln+exit pattern (#7)
- npc_knowledge_transfer.rs: stale run_npc_conversations refs cleaned (#8)
- monologue.rs: residual D-078 "overheard conversations" doc removed (#9)
- 5 test files: orphan blank lines from removed conversation_* fields (#10)
- BookmarkCatalog: add PartialEq, Eq derives (matches sibling) (#11)

Nits (2):
- culture_tag doc: describe BookmarkRegistry::build_catalog behavior,
  remove "until #679 lands" placeholder (#13)
- generate_brands seed=1 canonical comment (#14)

Follow-ups filed:
- #862 — BookmarkPlugin::new(registry) injection (#12 deferred)
- #863 — Wire SelectedBookmark into SaveState (Sprint 37)

Pre-pr-server: fmt clean, clippy clean, deny clean, build clean.
nextest save_io failures pre-existing parallelism issue (sequential
cargo test --lib passes 20/20).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

docs/architecture/sprint-36-bookmark-spec.md

@@ -216,6 +216,11 @@ Note: `ConfirmBookmark` is the **trigger** for transitioning from the character-
 /// Populated when `ConfirmBookmark` is processed. `None` during the
 /// character-creation phase (before confirm) and always `None` in a
 /// fresh session.
+///
+/// **v0.2 scope: transient only.** Not serialized — save/load of
+/// `SelectedBookmark` is deferred to Sprint 37 (follow-up ticket
+/// filed alongside #614). Add `Serialize`/`Deserialize` derives and
+/// wire into `SaveState` when that ticket is claimed.
 #[derive(Resource, Debug, Clone, Default)]
 pub struct SelectedBookmark {
     pub bookmark_id: Option<String>,
@@ -224,7 +229,17 @@ pub struct SelectedBookmark {
 ```
 
 Downstream systems (apartment generator, skill seeder) read from this
-resource. Preserved across save/load (#553) as part of the SaveState.
+resource.
+
+**Save/load scope (v0.2 deferred):** `SelectedBookmark` is transient for
+v0.2 — it lives in-memory from `ConfirmBookmark` through session end and
+is not persisted. A reload after quit returns the player to the
+character-creation screen. Promotion to persistent state (adding
+`Serialize`/`Deserialize` and threading into `SaveState` /  #553) is
+tracked in a follow-up ticket for Sprint 37. `SelectedBookmark` must
+carry an inline `// TODO(sprint-37): serialize — see #<follow-up ticket>`
+comment in `server/src/bookmark/mod.rs` pointing at the follow-up so the
+omission is greppable.
 
 ## 5. Content source — how bookmarks get into the registry