test(db): add InitiativeRepository findByStatus tests

- Test empty array for no matches
- Test filtering by active/completed/archived status

src/db/repositories/drizzle/initiative.test.ts

@@ -121,4 +121,32 @@ describe('DrizzleInitiativeRepository', () => {
       );
     });
   });
+
+  describe('findByStatus', () => {
+    it('should return empty array for no matches', async () => {
+      await repo.create({ name: 'Active 1', status: 'active' });
+
+      const completed = await repo.findByStatus('completed');
+      expect(completed).toEqual([]);
+    });
+
+    it('should filter by status', async () => {
+      await repo.create({ name: 'Active 1', status: 'active' });
+      await repo.create({ name: 'Active 2', status: 'active' });
+      await repo.create({ name: 'Completed', status: 'completed' });
+      await repo.create({ name: 'Archived', status: 'archived' });
+
+      const active = await repo.findByStatus('active');
+      expect(active).toHaveLength(2);
+      expect(active.every((i) => i.status === 'active')).toBe(true);
+
+      const completed = await repo.findByStatus('completed');
+      expect(completed).toHaveLength(1);
+      expect(completed[0].name).toBe('Completed');
+
+      const archived = await repo.findByStatus('archived');
+      expect(archived).toHaveLength(1);
+      expect(archived[0].name).toBe('Archived');
+    });
+  });
 });