Restore the workspace canvas and atomic Studio creation workflow

test/portable-bindings.test.ts

@@ -114,3 +114,20 @@ test("server projection descriptors are distinct from canonical inputs and have
     /@live is retired/,
   );
 });
+
+test("static interface ports keep unit arguments explicit for generic factory composition", async () => {
+  const schema = compileExecutionPlan(await loadReaderWorkspace()).definition.bindingSchema;
+  const entry = schema.packages.flatMap((p) => p.exports).find((e) => e.displayName === "addHighlight")!;
+  const port = entry.dependencyPorts.find((p) => p.requirement.kind === "interface")!;
+  if (port.requirement.kind !== "interface") throw Error("interface required");
+  const requirement = port.requirement;
+  const iface = schema.interfaces.find((i) => i.revisionId === requirement.interfaceRevisionId)!;
+  const op = iface.members.flatMap((m) => m.operations).find((o) => o.id === requirement.operations![0])!;
+  op.scope = "class";
+  op.inputType = { kind: "builtin", name: "unit" };
+  port.requirement.operations = [op.id];
+  delete port.requirement.receiver;
+  const generated = generatePortableTypeScriptBindings(schema, "package:reader-runtime@1", { target: "browser" });
+  assert.match(generated, /"explicitInput": true/);
+  assert.match(generated, /input: null/);
+});