feat(censys): new Censys enrichment integration

3 commands: host lookup by IP and Censys Search Language host query.
API ID + secret (Basic) auth, stdlib-only.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

integrations/censys/scripts/test_connection.py

@@ -0,0 +1,41 @@
+import base64, json, os, sys, urllib.parse, urllib.request, urllib.error
+
+API = "https://search.censys.io/api/v2"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def request(method, path, params=None):
+    url = API + path
+    q = {k: str(x) for k, x in (params or {}).items() if x not in (None, "")}
+    if q:
+        url += ("&" if "?" in url else "?") + urllib.parse.urlencode(q)
+    cfg = _cfg()
+    cred = (str(cfg.get("api_id") or "") + ":" + str(cfg.get("api_secret") or "")).encode("utf-8")
+    headers = {"Accept": "application/json", "Authorization": "Basic " + base64.b64encode(cred).decode("ascii")}
+    req = urllib.request.Request(url, headers=headers, method=method)
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+
+
+def main():
+    result = request("GET", "/hosts/8.8.8.8")
+    if not isinstance(result, dict) or "result" not in result:
+        raise Exception("unexpected response")
+    print(json.dumps({"ok": True}))
+
+
+try:
+    main()
+except urllib.error.HTTPError as e:
+    print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+    sys.exit(1)
+except Exception as e:
+    print(json.dumps({"error": str(e)}))
+    sys.exit(1)