prometheus/package.json
Local Dev 72f7d41902 prometheus: signed listings — BIP-137 publisher sign, SQLite index
POST /api/listing accepts a JSON body with the manifest fields, a
reference to a signed scan report from /api/upload, and a BIP-137
signature. Before the row lands in SQLite the service verifies three
things:

  1. the attached scan_report was signed by this service, is for the
     exact (hash, size) the listing claims, and the verdict is clean —
     a publisher cannot swap in a different file's clean report;

  2. the publisher's signature recovers to a valid cashaddress, and
     that address matches the on-chain owner of the publisher's BNS
     name (gateway /api/name/<name>) — recovery alone is never enough
     per [[recovery-is-not-verification]];

  3. the usual shape checks: category in the allow-list, sha256 is 64
     hex, download URL is http(s), slug matches [a-z0-9-]{1..64}, body
     under 1 MiB.

GET /api/listings and GET /api/listings/<publisher>/<slug> are read-only
endpoints the browse milestone will render from.

MOCK_BNS_OWNER=<cashaddr> short-circuits the gateway call for local
testing without a chipnet gateway reachable — same pattern as MOCK_SCAN.

Dependencies:
- @bitauth/libauth, for the secp256k1 primitives behind BIP-137 recovery
  and the cashaddress encoder. Same primitive Argus's registrar uses, so
  signatures from Argus-compatible wallets verify unchanged.
- node:sqlite (ships with Node 22+) for the listings DB — one file next
  to the service, WAL journaling, no native build step. engines bumped
  to ">=22".

Lifted service/lib/sign-message.js from Argus so Prometheus does not
have to pull the resolver's whole dependency tree in for one verifier.
Removed its NETWORK import; the default address prefix comes from
BNS_NETWORK=chipnet|mainnet instead.

INTERIM: no APS1 record on chain yet. The signed row IS the listing;
when APS1 is defined cross-session the service will add an on-chain
publish step that points at the same signed manifest. The browse and
admin milestones can proceed against this DB in the meantime.

scripts/test-listing-roundtrip.mjs drives the whole flow end-to-end
with a deterministic test key, so a sanity check is a two-command
sequence: start the server with MOCK_SCAN=clean + MOCK_BNS_OWNER=<the
test address>, then run the script. Negative paths (fake scan report,
bad category, duplicate slug) also verified by hand.
2026-10-08 01:48:12 +02:00

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{
"name": "prometheus",
"version": "0.1.0",
"private": true,
"type": "module",
"description": "The service behind prometheus.x",
"license": "MPL-2.0",
"engines": {
"node": ">=22"
},
"scripts": {
"start": "node service/server.js"
},
"dependencies": {
"busboy": "^1.6.0",
"@bitauth/libauth": "^3.1.0-next.8"
}
}