test(reconnexion): repro à froid sans état local (@wip) + persistance/pause (@wip)

reconnexion-froide-sans-local = test décisif broker-vs-local (verdict LOCAL-ONLY), @wip. persistance-e2e + pause @wip. rename identifiant dans reconnexion/isolation/harness-ng.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_014GbGgNEHRejVKoREvFuDFg

src/shared/test-harness/harness-ng.tsx

@@ -356,7 +356,7 @@ function ConnectedHarness() {
           // Enumerate the CURRENT account's own protected docs — the read-by-need
           // path the APP uses (registration.countUserParticipations →
           // listMyEntityDocs), NOT the all-accounts `listEntityDocs` fan-out. Each
-          // @data scenario runs under a FRESH virtual account (freshScenarioUsername
+          // @data scenario runs under a FRESH virtual account (freshScenarioIdentifier
           // in localStorage), whose participation docs live ONLY in that account's
           // protected scope index. The all-accounts fan-out (`allAccounts()`) does
           // not surface the fresh account here (its registry record isn't in the
@@ -489,7 +489,7 @@ function ConnectedHarness() {
           const priv = `did:ng:${session.private_store_id}`;
           const SHIM = 'urn:ng-eventually:shim';
           const t0 = Date.now();
-          // Delete every Account record (and its username/doc* predicates) from the
+          // Delete every Account record (and its identity/doc* predicates) from the
           // anchor graph. `?p ?o` with the `a shim:Account` guard scopes the delete
           // strictly to registry triples, leaving anything else in the private
           // store intact.
@@ -611,13 +611,13 @@ function ConnectedHarness() {
          * (3 docs + SPARQL INSERT), drop the cache, reload from the wallet via
          * SPARQL SELECT. Validates: doc_create ×3 + shim sparql_update/query.
          */
-        async validateShim(username: string) {
+        async validateShim(identifier: string) {
           const reg = await import('../utils/storeRegistry');
           reg.resetRegistryCache();
-          const created = await reg.ensureAccount(username);
+          const created = await reg.ensureAccount(identifier);
           reg.resetRegistryCache();
           const reloaded = (await reg.allAccounts()).find(
-            a => a.id === username,
+            a => a.id === identifier,
           ) ?? null;
           return { created, reloaded };
         },