feat(data-plane): add provider contracts and ontology delivery

services/external-data-plane/test/intake-policy.test.mjs

@@ -0,0 +1,26 @@
+import assert from "node:assert/strict";
+import { assertBatchTimeBounds, rawRetentionExpiry } from "../src/intake-policy.mjs";
+
+const now = new Date("2026-07-15T12:00:00.000Z");
+const batch = {
+  batch: { receivedAt: "2026-07-15T12:04:59.000Z" },
+  facts: [{ observedAt: "2026-07-15T12:05:00.000Z" }],
+};
+
+assert.doesNotThrow(() => assertBatchTimeBounds(batch, { now, maxFutureSkewSeconds: 300 }));
+assert.throws(() => assertBatchTimeBounds({
+  ...batch,
+  batch: { receivedAt: "2026-07-15T12:05:01.000Z" },
+}, { now, maxFutureSkewSeconds: 300 }), /batch_received_at_too_far_in_future/);
+assert.throws(() => assertBatchTimeBounds({
+  ...batch,
+  facts: [{ observedAt: "2026-07-15T12:05:01.000Z" }],
+}, { now, maxFutureSkewSeconds: 300 }), /fact_observed_at_too_far_in_future/);
+
+assert.equal(
+  rawRetentionExpiry({ now, rawRetentionDays: 14 }).toISOString(),
+  "2026-07-29T12:00:00.000Z",
+);
+assert.throws(() => rawRetentionExpiry({ now, rawRetentionDays: 0 }), /raw_retention_days_invalid/);
+
+console.log("external-data-plane intake policy: ok");