feat v1.38.2: restore last space and editor mode across reloads

- LS_NAV stores {space, mode}; restored in setConfig from the cached
  config, with a retry after the live config when the cache was stale;
  deep-link hash wins; edit modes restored for admins only
- UX-MODES updated (owner reversed the 'always start in View' rule)
- smoke_nav_persist.mjs; TESTING/CHANGELOG same-commit

custom_components/houseplan/manifest.json

@@ -16,5 +16,5 @@
   "issue_tracker": "https://github.com/Matysh/houseplan-card/issues",
   "requirements": [],
   "single_config_entry": true,
-  "version": "1.38.1"
+  "version": "1.38.2"
 }