Module catalog and NATS addresses

Modules and NATS message contracts

Master map of every service in the Zapier ↔︎ middleware ↔︎ chain ↔︎ WORM-archive path.

Zapier cloud never connects to NATS. Only middleware workers and archives do.

Who talks to whom (HTTPS vs NATS)

[Zapier Platform app]  HTTPS  [zappier-edge]  HTTPS  [middleware-http]
                                                              |
                         NATS JetStream (NS1 loopback :4222)  |
          +------------------+------------------+-------------+
          |                  |                  |
   [job-poller]      [webhook-deliver]   [archive-aggregator]
          |                                     |
          | HTTPS                               | NATS query/reply
   [verae-chain-client]                         |
                                          [archive-worm × N]
                                          bloom miss = silence

Module catalog

Module	Repo (Forgejo)	Runtime	Listens	Sends
zapier-platform-app	`verae-zapier-app`	Zapier cloud	User Zap steps	HTTPS to zappier-edge
zappier-edge	`zappier-edge`	Public HTTPS :3000	Zapier, portal, admin	HTTPS to middleware
middleware-http	`verae-middleware`	Public HTTPS :3100	zappier-edge	NATS jobs.watch; HTTP to chain; wait on jobs.events
job-poller	`verae-job-poller`	Worker	`verae.zapier.jobs.watch`	`verae.zapier.jobs.events`; HTTP GET chain status
webhook-deliver	`verae-webhook-deliver`	Worker	`verae.zapier.webhooks.deliver` + events	HTTPS POST Zapier REST Hook
request-splitter	`verae-request-splitter`	In middleware	HTTP body / multipart	chain hash; `verae.archive.put`
archive-aggregator	`verae-archive-aggregator`	Worker / in wait	`includeAttached` on wait	`verae.archive.query`; reads `verae.archive.reply.<id>`
archive-worm	`verae-archive-worm`	N copies	`verae.archive.query`, `verae.archive.put`	`verae.archive.reply.<id>` if bloom hits
tree-node	`verae-tree-node`	N copies (WORM role)	`verae.archive.query`, `verae.archive.put` kind `tree`	`verae.archive.reply.<id>` if bloom hits
zapier-simulator	`verae-zapier-simulator`	Local HTTP :3847	operator browser	in-process replay of all addresses
fleet	`verae-fleet`	Local HTTP :3850	operator	spawns workers; keepFloor on tree-node
overview	`overview`	Static	—	high-level system map
nats-process	`verae-nats-process`	Worker template	`verae.example.process.in`	`.out` / `.reply.*`
zapier-user-docs	`zapier-user-docs`	Static	—	catalog `/user-docs/`
verae-chain-client	`verae-chain-client`	Library	—	HTTPS `api.veraetime.net` or MOCK
docs-master	`zapier-docs-master`	Static	—	published on zapier.georgelambert.org

Addresses (subjects)

Address	Kind	Payload (required fields)
`verae.zapier.jobs.watch`	JetStream work queue	`tenantId`, `jobId`, `tokenRef`, `enqueuedAt`, `attempt`, `maxAttempts`, `intervalMs`, `traceId`
`verae.zapier.jobs.events`	JetStream events	`event` (`timestamp.completed\\|failed\\|timeout`), `tenantId`, `jobId`, `status`, `traceId`, `emittedAt`
`verae.zapier.webhooks.deliver`	JetStream work queue	`hookId`, `tenantId`, `targetUrl`, `event`, `payload`, `attempt`, `traceId`
`verae.zapier.usage`	optional	`tenantId`, `action`, `amount`, `at`
`verae.archive.put`	JetStream	`sha256`, `tenantId`, `kind` (`publicMeta\\|privateMeta\\|file\\|tree`), `record`, `traceId`
`verae.archive.query`	pub to all archives	`correlationId`, `sha256`, `tenantId`, `kinds[]`, `traceId`
`verae.archive.reply.<correlationId>`	replies	`archiveId`, `sha256`, `records[]`, `traceId`

Completed job JSON (back to Zapier)

See docs/02-architecture/archive-nats.md. Seal receipts from chain; extra receipts and files[] from archive aggregation when includeAttached is true.