Complete first release candidate audit (#107)

docs/live-grid-smoke.md

@@ -25,6 +25,24 @@ GRID_PASSWORD=...
 GRID_LOGIN_URL=https://compatible-grid.example/login
 ```
 
+The 19 compatibility cases require an additional explicit opt-in and never
+infer consent merely because credentials exist:
+
+```sh
+RUN_LIVE_TESTS=1 cargo test --locked -p libremetaverse-compat-tests \
+  --test inventory_live_semantics \
+  --test appearance_live_semantics \
+  --test world_live_semantics \
+  --test network_semantics -- --nocapture
+```
+
+With the opt-in and all three `.env` values present, every live case is compiled
+without `#[ignore]`. The test run must report zero ignored cases. Test bodies do
+not print-and-return on missing OpenSim data: a missing inventory item, outfit
+link, appearance update, covenant response, current-region lookup, capability,
+or object packet is a real failure. Login uses the account's OpenSim `last`
+location instead of a hardcoded Second Life region.
+
 `GRID_LOGIN_URL` is used directly as the LLSD login endpoint; the harness does
 not substitute a Second Life login host or path. The login request includes the
 OpenSim response options for avatar search, classified fee, currency label,