feat(renderer): implement texture binding with texture unit support

- Added generate_new_uuid function for unique identifier generation
- Included stduuid/uuid.h and declared generate_new_uuid in pch.h
- Added bindTexture overload to accept Texture object and texture unit
- Implemented texture unit validation and OpenGL texture activation
- Added Texture class declaration in RenderSystem header
- Updated project files to include new model and utility headers/sources
- Configured C++20 standard in Vivid2D project settings
- Fixed namespace references in Vivid2D.cpp for Buffer classes

Vivid2D/Vivid2D.cpp

@@ -150,8 +150,8 @@ int main() {
 
         RenderSystem::clearColor(0.2f, 0.3f, 0.3f, 1.0f);
         RenderSystem::clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-        Buffer::Tesselator& t = Buffer::Tesselator::getInstance();
-        Buffer::BufferBuilder& builder = t.getBuilder();
+        Vivid2D::Render::Buffer::Tesselator& t = Vivid2D::Render::Buffer::Tesselator::getInstance();
+        Vivid2D::Render::Buffer::BufferBuilder& builder = t.getBuilder();
 
         // 矩形的位置和大小
         const float rectX = 0; // 矩形左上角的 X 坐标