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/v17.5.0.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 v17.5.0
+
+> Global `errors`, bug fixes with `zapier build` and auth field types.
+
+*Released: 2025-07-30*
+
+## cli
+
+* 🐛 Fix missing `bundle.inputDataRaw` in invoke command ([#1072](https://github.com/zapier/zapier-platform/pull/1072))
+* 🐛 Fix error `'No loader is configured for ".node" files'` on `zapier build` ([#1094](https://github.com/zapier/zapier-platform/pull/1094))
+* 🔨 Refactor `zapier init` to move auth befores/afters into `middleware.js` instead of `authentication.js` ([#1073](https://github.com/zapier/zapier-platform/pull/1073))
+
+## core
+
+* 💅 Export errors from `zapier-platform-core` ([#1075](https://github.com/zapier/zapier-platform/pull/1075))
+* 🔨 Update `form-data` from `4.0.1` to `4.0.4` ([#1096](https://github.com/zapier/zapier-platform/pull/1096))
+
+## schema
+
+* 💅 Expanded `AuthFieldSchema` with additional field types:
+  * Added support for the `integer` type ([#1095](https://github.com/zapier/zapier-platform/pull/1095)).
+  * Added support for the `text` type ([#1098](https://github.com/zapier/zapier-platform/pull/1098)).