fixed idx_sessions error

packages/memory-service/src/db/index.js

@@ -22,6 +22,10 @@ function getDB() {
             db.exec(`ALTER TABLE sessions ADD COLUMN project_id INTEGER REFERENCES projects(id)`);
         } catch {}
 
+        try {
+            db.exec(`CREATE INDEX IF NOT EXISTS idx_sessions_project ON sessions(project_id)`);
+        } catch {}  
+        
 
         // Sync FTS index with any existing episodes data
         db.exec(`INSERT OR REPLACE INTO episodes_fts(rowid, user_message, ai_response) 

packages/memory-service/src/db/schema.js

@@ -87,9 +87,6 @@ const schema = `
     icon        TEXT,
     created_at  INTEGER NOT NULL DEFAULT (unixepoch())
   );
-
-  CREATE INDEX IF NOT EXISTS idx_sessions_project
-    ON sessions(project_id);
 `;
 
 module.exports = schema;