Publish curated VacatureRadar source snapshot

fixtures/ats/greenhouse-detail.json

@@ -0,0 +1,13 @@
+{
+  "provider": "greenhouse",
+  "job": {
+    "jobId": "gh-open-1",
+    "positionName": "Senior Software Engineer",
+    "url": "https://boards.greenhouse.io/example/jobs/senior-software-engineer",
+    "location": "Brussel, België",
+    "employmentType": "Remote",
+    "description": "<p>Lead engineer for cloud platform.</p>",
+    "created": "2026-01-02T09:00:00Z",
+    "validThrough": "2026-04-01T00:00:00Z"
+  }
+}