feat(procgen): 添加程序化生成工具包 (#331)

- 添加噪声函数 (Perlin, Simplex, Worley, FBM)
- 添加种子随机数生成器 (SeededRandom)
- 添加加权随机选择和洗牌工具
- 添加蓝图节点 (SampleNoise2D, SeededRandom, WeightedPick 等)

packages/procgen/tsconfig.json

@@ -0,0 +1,14 @@
+{
+    "extends": "../../tsconfig.base.json",
+    "compilerOptions": {
+        "composite": true,
+        "outDir": "./dist",
+        "rootDir": "./src"
+    },
+    "include": ["src/**/*"],
+    "exclude": ["node_modules", "dist"],
+    "references": [
+        { "path": "../core" },
+        { "path": "../blueprint" }
+    ]
+}