get rid of some warnings

src/AppGLFW.cpp

@@ -207,6 +207,6 @@ void pixelarium::ui::AppGLFW::LoadImageProt()
     {
         this->logger_.Debug(std::format("{}: Creating image {}", __FUNCTION__, p));
 
-        image_view_model_->AddImage(std::make_unique<PixelariumImage>(p));
+        last_id = image_view_model_->AddImage(std::make_unique<PixelariumImage>(p));
     }
 }

tests/lib/resources/test_resource.cpp

@@ -102,17 +102,3 @@ TEST(ImageResourcePoolTest, TemplatedEnumerate)
     EXPECT_NE(std::find(found_ids.begin(), found_ids.end(), id1), found_ids.end());
     EXPECT_NE(std::find(found_ids.begin(), found_ids.end(), id2), found_ids.end());
 }
-
-TEST(ImageResourcePoolTest, TemplatedEnumerate)
-{
-    ImageResourcePool pool;
-    auto id1 = pool.SetResource(std::make_unique<DummyImage>());
-    auto id2 = pool.SetResource(std::make_unique<DummyImage>());
-    std::vector<size_t> found_ids{};
-
-    pool.Enumerate([&found_ids](size_t id, const pixelarium::imaging::PixelariumImage& img) { found_ids.push_back(id); });
-
-    EXPECT_EQ(found_ids.size(), 2);
-    EXPECT_NE(std::find(found_ids.begin(), found_ids.end(), id1), found_ids.end());
-    EXPECT_NE(std::find(found_ids.begin(), found_ids.end(), id2), found_ids.end());
-}