Ship the 0.8.0 first-hour and campaign milestone

Add the campaign shell, pause-safe checkpoint resume, post-shift campaign
continue, confirmed campaign reset, difficulty presets, searchable Help,
content-matrix validation, recovery events, contextual dialogue, policy/debrief
context and eligible-event previews. Extend persistence with atomic separate
files and add campaign/checkpoint/tutorial smokes. Headless 247/247, Python
94/94, tutorial/campaign/session/scenario smokes green.

README.md

@@ -38,9 +38,9 @@ precision walk, the Joke Shop alley, the TV Studio arrival, and the prop lineup.
 > Downloads are public (no sign-in required) since the host's instance-wide
 > `REQUIRE_SIGNIN_VIEW` was disabled on 2026-10-31.
 >
-> **Latest: v0.7.3** — mouse-look input reliability fixes, plus the v0.7.2
-> cost-aware OpenRouter judge, optional Forward+ Desktop HQ build, distinct
-> venues and fitted NPC gear.
+> **Latest: v0.8.0** — first-shift tutorial, campaign/checkpoint resume,
+> difficulty and a searchable Help overlay, plus the v0.7.x judge, Desktop HQ,
+> venue and gear work.
 > Releases are built automatically when a `vX.Y.Z` tag is pushed
 > (see [`docs/RELEASING.md`](docs/RELEASING.md)); manual builds use
 > `./tools/build_releases.sh`. Installer/AppImage packaging runs in the same pipeline
@@ -119,11 +119,10 @@ Full setup, every run/test/smoke command, and the controls table are in
 
 ## Development Status
 
-v0.7.2 ships the cost-aware OpenRouter judge and the optional Desktop HQ build.
-The three venues now have distinct geometry, fitted NPC gear, the Blender asset
-library and the post-v0.6.0 realism pass. See
-[`docs/development-status.md`](docs/development-status.md) for the implemented
-list, and [`TODO.md`](TODO.md) for the v1.0.0 gap analysis and roadmap. Manual
+v0.8.0 adds the first-shift tutorial, campaign shell, checkpoint resume,
+difficulty presets and an in-game Help overlay on top of the v0.7.x venue, gear,
+judge and Desktop HQ work. See [`docs/development-status.md`](docs/development-status.md)
+for the implemented list and [`TODO.md`](TODO.md) for the v1.0.0 roadmap. Manual
 verification uses the [`docs/smoke-checklist.md`](docs/smoke-checklist.md).
 
 ## Development Workflow