继续实现仿真测试程序

结论：真实浏览器仿真页面新增多测试程序选择和运行能力，覆盖直线、Z 轴轮廓、增量、圆弧和 G81 钻孔，并接入 Node、browser 与 release gate 验证。

wasm-port/README.md

@@ -17,7 +17,9 @@ LinuxCNC-backed interpreter execution, and browser smoke coverage. This does
 not relax the LinuxCNC semantic boundary; browser code still must not implement
 G-code, tool, parameter, kinematics, remap, or planner semantics.
 The first real simulation entry point is `runtime/ui/simulation/index.html`,
-validated by `tests/browser/verify_real_simulation_browser.sh`.
+validated by `tests/browser/verify_real_simulation_browser.sh`. It now exposes
+multiple LinuxCNC-backed test programs from the page selector: square contour,
+Z pocket contour, incremental loop, G2/G3 arc path, and G81 drill pattern.
 
 The project release gate for the current scope is:
 
@@ -46,6 +48,7 @@ opfs_session_docs_node_smoke=ok
 sim_configs_coverage_docs_node_smoke=ok
 host_runtime_boundary_docs_node_smoke=ok
 real_browser_simulation_priority_docs_node_smoke=ok
+real_simulation_programs_node_smoke=ok
 sdk_surface_node_smoke=ok
 host_wasm_opfs_browser_smokes=ok
 project_release_gate=ok