feat(字体渲染): 添加字体管理和文本渲染功能

- 新增FontManager类用于管理字体资源
- 添加TextSprite类实现文本渲染功能
- 更新构建配置添加SDL2_ttf依赖
- 添加多种字体资源文件
- 修改窗口和相机初始化逻辑
- 更新Switch平台构建配置

platform/mingw.lua

@@ -4,6 +4,7 @@ set_toolchains("mingw")
 add_requires("libsdl2", {configs = {shared = true}})
 add_requires("libsdl2_image", {configs = {shared = true}})
 add_requires("libsdl2_mixer", {configs = {shared = true}})
+add_requires("libsdl2_ttf", {configs = {shared = true}})
 add_requires("glm")
 add_requires("zlib")
 
@@ -19,6 +20,7 @@ target("Frostbite2D")
     add_packages("libsdl2")
     add_packages("libsdl2_image")
     add_packages("libsdl2_mixer")
+    add_packages("libsdl2_ttf")
     add_packages("glm")
     add_packages("zlib")