chore: 初始化glTF模型压缩工具包

添加了完整的项目配置、工具函数、纹理压缩与模型优化实现，以及文档说明

tsconfig.json

@@ -0,0 +1,17 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "module": "CommonJS",
+    "declaration": true,
+    "outDir": "./dist",
+    "rootDir": "./src",
+    "strict": false,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true,
+    "resolveJsonModule": true
+  },
+  "include": [
+    "src/**/*"
+  ]
+}