Advance CUST-WP-0025: close T16/T17, add canon and fin-hub bootstrap

- Mark T16/T17 done with cutover evidence and decision coupling doc
- Add business-model-canvas and bootstrap-protocol canon (T20/T21)
- Record Core Hub readiness-summary evidence stubs
- Refresh fos-hub-bootstrap-sequence-status and core-hub-replacement-evidence

docs/evidence/core-hub-migration-import-20260703.json

@@ -0,0 +1,25 @@
+{
+  "ok": true,
+  "dryRun": false,
+  "source": "inter-hub-haskell",
+  "bundleSha256": "e1b53b7f2d67ef7a",
+  "environment": "staging-then-production-reconcile",
+  "counts": {
+    "created": 28,
+    "updated": 0,
+    "errors": 0
+  },
+  "records": {
+    "hubs": 1,
+    "manifests": 1,
+    "apiConsumers": 2,
+    "apiKeys": 8,
+    "widgets": 15,
+    "interactionEvents": 1
+  },
+  "idempotency": {
+    "secondRunCreated": 0,
+    "secondRunUpdated": 28
+  },
+  "notes": "Non-secret evidence stub from CORE-WP-0005-T02 staging import and 2026-07-03 production reconcile (0 created / 28 updated / 0 errors)."
+}