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.

vendor/zapier-platform/schema-to-ts/package.json

@@ -0,0 +1,37 @@
+{
+  "name": "zapier-schema-to-ts",
+  "version": "0.1.0",
+  "description": "Converts zapier-platform-schema JsonSchema definitions to TypeScript types",
+  "author": "Thomas Cranny <thomas.cranny@zapier.com>",
+  "private": true,
+  "main": "src/main.ts",
+  "type": "module",
+  "scripts": {
+    "test": "tsc && vitest --run",
+    "test:v2": "vitest src/v2",
+    "clean": "rm -rf dist",
+    "generate-types": "tsx ./src/main.ts --schema-json ../packages/schema/exported-schema.json --output ../packages/core/types/schemas.generated.d.ts",
+    "git-add": "git add ../packages/core/types/schemas.generated.d.ts",
+    "precommit": "pnpm generate-types && pnpm git-add"
+  },
+  "dependencies": {
+    "@commander-js/extra-typings": "^14.0.0",
+    "commander": "^14.0.0",
+    "deepmerge": "^4.3.1",
+    "json-schema-to-typescript": "15.0.4",
+    "marked": "^16.1.1",
+    "pino": "^9.7.0",
+    "pino-pretty": "^13.0.0",
+    "prettier": "^3.6.2",
+    "ts-morph": "^26.0.0",
+    "tsx": "^4.20.3",
+    "word-wrap": "^1.2.5"
+  },
+  "devDependencies": {
+    "@types/json-schema": "^7.0.15",
+    "@types/node": "^20.17.30",
+    "tsx": "^4.19.3",
+    "typescript": "^5.8.2",
+    "vitest": "^3.2.4"
+  }
+}