Milestone 0: import zappier billing, Verae middleware, and Zapier research

Compose-ready workspace: packages/zappier (rate card, portal, Stripe),
packages/verae-zapier-middleware (timestamp + NATS), packages/verae-zapier
(CLI app), vendor/zapier-platform, and research/zapier vendor corpus.

Gate 0 structure checks pass. Product code and research are not yet wired.

research/zapier/raw/docs/integrations/news/2025/v17.8.0.md

@@ -0,0 +1,26 @@
+> ## Documentation Index
+> Fetch the complete documentation index at: https://docs.zapier.com/llms.txt
+> Use this file to discover all available pages before exploring further.
+
+# What's changed in v17.8.0
+
+> Added flexibility for Search Pagination and cleaning up some dependencies. Zapier push now supports snapshot publishing.
+
+*Released: 2025-10-07*
+
+Aside from some clean up work, this release adds support for natural snapshots to `zapier push`. This is currently only supported internally but look out for a public release soon!
+
+## cli
+
+* 💅 `zapier push` supports natural snapshots ([#1172](https://github.com/zapier/zapier-platform/pull/1172))
+* 🐛 Address `punycode` deprecation warning by removing `node-fetch` ([#1171](https://github.com/zapier/zapier-platform/pull/1171))
+* 📜 Fix incorrect docs in `zapier migrate` ([#1169](https://github.com/zapier/zapier-platform/pull/1169))
+
+## core
+
+* 🐛 Allow null and undefined values for `page_token` in `SearchResult` ([#1168](https://github.com/zapier/zapier-platform/pull/1168))
+* 🐛 Allow undefined value for `paging_token` ([#1166](https://github.com/zapier/zapier-platform/pull/1166))
+
+## misc
+
+* 📜 Direct developers to Platform News ([#1174](https://github.com/zapier/zapier-platform/pull/1174))