adjust so DB calls go to the factory

src/services/platforms/WebPlatformService.ts

@@ -4,6 +4,8 @@ import {
   PlatformCapabilities,
 } from "../PlatformService";
 import { logger } from "../../utils/logger";
+import { QueryExecResult } from "@/interfaces/database";
+import databaseService from "../database";
 
 /**
  * Platform service implementation for web browser platform.
@@ -359,4 +361,18 @@ export class WebPlatformService implements PlatformService {
   async writeAndShareFile(_fileName: string, _content: string): Promise<void> {
     throw new Error("File system access not available in web platform");
   }
+
+  /**
+   * @see PlatformService.dbQuery
+   */
+  dbQuery(sql: string, params?: unknown[]): Promise<QueryExecResult> {
+    return databaseService.query(sql, params).then((result) => result[0]);
+  }
+
+  /**
+   * @see PlatformService.dbExec
+   */
+  dbExec(sql: string, params?: unknown[]): Promise<{ changes: number; lastId?: number }> {
+    return databaseService.run(sql, params);
+  }
 }