fix the unfixeble

mobile/services/db/client.ts

@@ -107,9 +107,20 @@ export async function checkpointDatabase(): Promise<void> {
   }
 }
 
+type WithTransactionImpl = <T>(work: (db: SQLiteDatabase) => Promise<T>) => Promise<T>;
+
+let withTransactionOverride: WithTransactionImpl | null = null;
+
+/** Test-only seam : les tests Node n'ont pas expo-sqlite, `syncRoot`/`syncDevice`
+ * substituent leur transaction par un simple `work()`. `null` en production. */
+export function __setWithTransactionForTests(impl: WithTransactionImpl | null): void {
+  withTransactionOverride = impl;
+}
+
 export async function withTransaction<T>(
   work: (db: SQLiteDatabase) => Promise<T>,
 ): Promise<T> {
+  if (withTransactionOverride) return withTransactionOverride(work);
   return withDatabaseRetry(async (db) => {
     let result!: T;
     await db.withTransactionAsync(async () => {

mobile/services/db/repositories/permissions.ts

@@ -150,6 +150,9 @@ export async function canAccess(
 
   const exactCache = await getResourcePermission(resourceId, resourceType);
   if (exactCache) {
+    if (exactCache.ownerId === deviceUserId) {
+      return { allowed: true, access: 'owner', source: 'owner', stale: false, expiresAt: null };
+    }
     if (exactCache.expiresAt != null && exactCache.expiresAt < now) {
       return {
         allowed: false,

mobile/services/safWalk.ts

@@ -66,4 +66,10 @@ export async function listFoldersChunked(
   };
   await visit(directoryUri);
   return result;
+}
+
+export function listEntries(directoryUri: string): DirectoryEntry[] {
+  const impl = walkImpl;
+  if (!impl) throw new Error('SafWalkImpl not configured');
+  return impl.list(directoryUri);
 }