feat(modality)!: SnapOtter 2.0 phase 3 modality framework: media/doc engines, pool routing, display modes (#218)

packages/doc-engine/src/index.ts

@@ -0,0 +1,10 @@
+export {
+  qpdfAvailable,
+  resolveGs,
+  resolveQpdf,
+  resolveSoffice,
+  sofficeAvailable,
+} from "./binaries.js";
+export { type ConvertOptions, convertDocument } from "./libreoffice.js";
+export { pdfPageCountPy } from "./python-docs.js";
+export { qpdfCheck, qpdfPageCount } from "./qpdf.js";