feat: integrate native indexer for mobile (#14174)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

## Release Notes

* **New Features**
* Added full-text search functionality to mobile apps (Android and iOS),
enabling document indexing and search capabilities.
* Enhanced blob upload support with new GraphQL mutations for creating,
completing, and managing file uploads.

* **Improvements**
* iOS and Android now use SQLite storage backend for improved indexing
performance, aligning with desktop experience.

<sub>✏️ Tip: You can customize this high-level summary in your review
settings.</sub>

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

packages/frontend/apps/ios/src/plugins/nbstore/definitions.ts

@@ -171,7 +171,9 @@ export interface NbStorePlugin {
     id: string;
     indexName: string;
     query: string;
-  }) => Promise<{ id: string; score: number; terms: Array<string> }[]>;
+  }) => Promise<{
+    results: { id: string; score: number; terms: Array<string> }[];
+  }>;
   ftsGetDocument: (options: {
     id: string;
     indexName: string;
@@ -182,7 +184,7 @@ export interface NbStorePlugin {
     indexName: string;
     docId: string;
     query: string;
-  }) => Promise<Array<{ start: number; end: number }>>;
+  }) => Promise<{ matches: { start: number; end: number }[] }>;
   ftsFlushIndex: (options: { id: string }) => Promise<void>;
-  ftsIndexVersion: () => Promise<number>;
+  ftsIndexVersion: () => Promise<{ indexVersion: number }>;
 }

packages/frontend/apps/ios/src/plugins/nbstore/index.ts

@@ -374,11 +374,12 @@ export const NbStoreNativeDBApis: NativeDBApis = {
     indexName: string,
     query: string
   ): Promise<{ id: string; score: number; terms: Array<string> }[]> {
-    return await NbStore.ftsSearch({
+    const { results } = await NbStore.ftsSearch({
       id,
       indexName,
       query,
     });
+    return results ?? [];
   },
   ftsGetDocument: async function (
     id: string,
@@ -398,12 +399,13 @@ export const NbStoreNativeDBApis: NativeDBApis = {
     docId: string,
     query: string
   ): Promise<{ start: number; end: number }[]> {
-    return await NbStore.ftsGetMatches({
+    const { matches } = await NbStore.ftsGetMatches({
       id,
       indexName,
       docId,
       query,
     });
+    return matches ?? [];
   },
   ftsFlushIndex: async function (id: string): Promise<void> {
     await NbStore.ftsFlushIndex({
@@ -411,6 +413,6 @@ export const NbStoreNativeDBApis: NativeDBApis = {
     });
   },
   ftsIndexVersion: function (): Promise<number> {
-    return NbStore.ftsIndexVersion();
+    return NbStore.ftsIndexVersion().then(res => res.indexVersion);
   },
 };