feat: complete legacy UI and playout parity migration

scripts/Export-LegacyFixedCatalog.cjs

@@ -0,0 +1,56 @@
+"use strict";
+
+const crypto = require("node:crypto");
+const fs = require("node:fs");
+const path = require("node:path");
+
+const repositoryRoot = path.resolve(__dirname, "..");
+const sourcePath = path.join(repositoryRoot, "Web", "legacy-fixed-workflow.js");
+const outputPath = path.join(
+  repositoryRoot,
+  "src",
+  "MBN_STOCK_WEBVIEW.LegacyApplication",
+  "Catalog",
+  "LegacyFixedActions.json");
+
+const sourceBytes = fs.readFileSync(sourcePath);
+const workflow = require(sourcePath);
+if (!Array.isArray(workflow.actions) || workflow.actions.length !== 328) {
+  throw new Error("The fixed legacy catalog must contain exactly 328 actions.");
+}
+
+const actions = workflow.actions.map((action, index) => {
+  const expectedId = `fixed-${String(index + 1).padStart(3, "0")}`;
+  if (action.id !== expectedId || !workflow.fixedMarkets.includes(action.market)) {
+    throw new Error(`Unexpected fixed action identity at index ${index}.`);
+  }
+
+  return {
+    id: action.id,
+    market: action.market,
+    section: action.section,
+    label: action.label,
+    detail: action.detail,
+    category: action.category,
+    builderKey: action.builderKey,
+    code: action.code,
+    aliases: action.aliases,
+    available: action.available,
+    prerequisite: action.prerequisite,
+    selection: action.selection,
+    dynamicDate: action.dynamicDate,
+    dynamicNxtSession: action.dynamicNxtSession
+  };
+});
+
+const document = {
+  schemaVersion: 1,
+  generatedFrom: "Web/legacy-fixed-workflow.js",
+  sourceSha256: crypto.createHash("sha256").update(sourceBytes).digest("hex").toUpperCase(),
+  runtimeAssets: workflow.runtimeAssets,
+  actions
+};
+
+fs.mkdirSync(path.dirname(outputPath), { recursive: true });
+fs.writeFileSync(outputPath, `${JSON.stringify(document, null, 2)}\n`, "utf8");
+process.stdout.write(`${outputPath}\n`);