fix: integrate centralized logger across services and hooks for improved logging consistency

src/services/sqlite/SessionSearch.ts

@@ -1,6 +1,7 @@
 import { Database } from 'bun:sqlite';
 import { TableNameRow } from '../../types/database.js';
 import { DATA_DIR, DB_PATH, ensureDir } from '../../shared/paths.js';
+import { logger } from '../../utils/logger.js';
 import {
   ObservationSearchResult,
   SessionSummarySearchResult,
@@ -44,9 +45,6 @@ export class SessionSearch {
    * - Tables maintained but search paths removed
    * - Triggers still fire to keep tables synchronized
    *
-   * Note: Using console.log for migration messages since they run during constructor
-   * before structured logger is available. Actual errors use console.error.
-   *
    * TODO: Remove FTS5 infrastructure in future major version (v7.0.0)
    */
   private ensureFTSTables(): void {
@@ -59,7 +57,7 @@ export class SessionSearch {
       return;
     }
 
-    console.log('[SessionSearch] Creating FTS5 tables...');
+    logger.info('DB', 'Creating FTS5 tables');
 
     // Create observations_fts virtual table
     this.db.run(`
@@ -143,7 +141,7 @@ export class SessionSearch {
       END;
     `);
 
-    console.log('[SessionSearch] FTS5 tables created successfully');
+    logger.info('DB', 'FTS5 tables created successfully');
   }
 
 
@@ -270,7 +268,7 @@ export class SessionSearch {
 
     // Vector search with query text should be handled by ChromaDB
     // This method only supports filter-only queries (query=undefined)
-    console.warn('[SessionSearch] Text search not supported - use ChromaDB for vector search');
+    logger.warn('DB', 'Text search not supported - use ChromaDB for vector search');
     return [];
   }
 
@@ -309,7 +307,7 @@ export class SessionSearch {
 
     // Vector search with query text should be handled by ChromaDB
     // This method only supports filter-only queries (query=undefined)
-    console.warn('[SessionSearch] Text search not supported - use ChromaDB for vector search');
+    logger.warn('DB', 'Text search not supported - use ChromaDB for vector search');
     return [];
   }
 
@@ -495,7 +493,7 @@ export class SessionSearch {
 
     // Vector search with query text should be handled by ChromaDB
     // This method only supports filter-only queries (query=undefined)
-    console.warn('[SessionSearch] Text search not supported - use ChromaDB for vector search');
+    logger.warn('DB', 'Text search not supported - use ChromaDB for vector search');
     return [];
   }