chore: snapshot editor work and restore tests

Key points:\n- restore the tests tree removed by bc47e6e\n- capture current editor workspace, scene, and docs reshuffle changes\n- keep local cloud.nvdb resources ignored from this commit

tests/RHI/OpenGL/unit/test_render_target_view.cpp

@@ -0,0 +1,65 @@
+#include "fixtures/OpenGLTestFixture.h"
+#include "XCEngine/RHI/OpenGL/OpenGLRenderTargetView.h"
+#include "XCEngine/RHI/OpenGL/OpenGLTexture.h"
+
+using namespace XCEngine::RHI;
+
+TEST_F(OpenGLTestFixture, RenderTargetView_Initialize_Texture2D) {
+    OpenGLTexture texture;
+    texture.Initialize2D(64, 64, 4, nullptr, false);
+    
+    OpenGLRenderTargetView rtv;
+    bool result = rtv.Initialize(texture.GetID());
+    
+    ASSERT_TRUE(result);
+    EXPECT_NE(rtv.GetFramebuffer(), 0u);
+    
+    rtv.Shutdown();
+    texture.Shutdown();
+}
+
+TEST_F(OpenGLTestFixture, RenderTargetView_Bind_Unbind) {
+    OpenGLTexture texture;
+    texture.Initialize2D(64, 64, 4, nullptr, false);
+    
+    OpenGLRenderTargetView rtv;
+    rtv.Initialize(texture.GetID());
+    
+    rtv.Bind();
+    GLint boundFBO = 0;
+    glGetIntegerv(GL_FRAMEBUFFER_BINDING, &boundFBO);
+    EXPECT_NE(boundFBO, 0);
+    
+    rtv.Unbind();
+    glGetIntegerv(GL_FRAMEBUFFER_BINDING, &boundFBO);
+    EXPECT_EQ(boundFBO, 0);
+    
+    rtv.Shutdown();
+    texture.Shutdown();
+}
+
+TEST_F(OpenGLTestFixture, RenderTargetView_GetTexture) {
+    OpenGLTexture texture;
+    texture.Initialize2D(64, 64, 4, nullptr, false);
+    
+    OpenGLRenderTargetView rtv;
+    rtv.Initialize(texture.GetID());
+    
+    EXPECT_EQ(rtv.GetTexture(), texture.GetID());
+    
+    rtv.Shutdown();
+    texture.Shutdown();
+}
+
+TEST_F(OpenGLTestFixture, RenderTargetView_GetMipLevel) {
+    OpenGLTexture texture;
+    texture.Initialize2D(64, 64, 4, nullptr, false);
+    
+    OpenGLRenderTargetView rtv;
+    rtv.Initialize(texture.GetID(), 0);
+    
+    EXPECT_EQ(rtv.GetMipLevel(), 0);
+    
+    rtv.Shutdown();
+    texture.Shutdown();
+}