拆分仿真测试程序目录

结论：将内置 G-code 测试程序从 simulation-app.js 移入 runtime/ui/simulation/programs/，建立一程序一模块的目录化程序库，并保持页面 API 与验证 gate 兼容。

wasm-port/runtime/ui/simulation/programs/drill-g81.js

@@ -0,0 +1,16 @@
+export const drillG81Program = {
+  id: "drill-g81",
+  label: "G81 drill pattern",
+  category: "Cycle",
+  text: [
+    "G90 G17 G0 X0 Y0 Z1",
+    "G81 X0.5 Y0.5 Z-0.25 R0.1 F20",
+    "X1.0 Y0.5",
+    "X1.0 Y1.0",
+    "G80",
+    "G0 X0 Y0 Z1",
+    "M2",
+    "",
+  ].join("\n"),
+  expectedMotionTypes: ["STRAIGHT_TRAVERSE", "STRAIGHT_FEED"],
+};