feat(build-docs): copy swagger UI

apps/build-docs/src/swagger.ts

@@ -0,0 +1,10 @@
+import { getAbsoluteFSPath } from "swagger-ui-dist";
+import BuildContext from "./context";
+import { cpSync, mkdirSync } from "fs";
+import { join } from "path";
+
+export default function buildSwagger({ baseDir }: BuildContext) {
+    const absolutePath = getAbsoluteFSPath();
+    const targetDir = join(baseDir, "api");
+    cpSync(absolutePath, targetDir, { recursive: true });
+}