Add dual canvas XYZBC and refined machine visualization

web/workspace/sim-case-loader.mjs

@@ -214,6 +214,18 @@ export async function loadSimulationCase({ path, fetchImpl = globalThis.fetch, b
       queue.push(candidate);
     }
   }
+  // The XYZAC Vismach executable is the authoritative geometry contract for
+  // the Web renderer. It is not referenced as a normal INI resource, so
+  // resolve it explicitly and carry it through the Worker configuration for
+  // source hashing and model provenance.
+  if (catalog.path === "linuxcnc/configs/sim/axis/vismach/5axis/table-rotary-tilting/xyzac-trt.ini") {
+    const visualSource = "linuxcnc/src/hal/user_comps/vismach/xyzac-trt-gui.py";
+    if (!(visualSource in files)) {
+      const content = await fetchText(fetchImpl, baseUrl, visualSource);
+      if (content === null) missing.push(visualSource);
+      else { files[visualSource] = content; fetched.push(visualSource); }
+    }
+  }
   const fixture = RUNTIME_FIXTURES[catalog.path];
   if (fixture) {
     if (!inManifest(fixture.generated_hal)) missing.push(fixture.generated_hal);