feat(urlhaus): new URLhaus malicious-URL intel integration

URLhaus (abuse.ch) API v1, 5 commands: URL/host/payload lookup, recent URLs.
Auth-Key auth, stdlib-only.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

integrations/urlhaus/scripts/test_connection.py

@@ -0,0 +1,51 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+BASE = "https://urlhaus-api.abuse.ch/v1"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def post_form(path, cfg, fields):
+    data = urllib.parse.urlencode({k: v for k, v in fields.items() if v not in (None, "")}).encode("utf-8")
+    headers = {
+        "Auth-Key": str(cfg.get("auth_key", "")),
+        "Content-Type": "application/x-www-form-urlencoded",
+        "Accept": "application/json",
+    }
+    req = urllib.request.Request(BASE + path, data=data, headers=headers, method="POST")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def get(path, cfg):
+    headers = {"Auth-Key": str(cfg.get("auth_key", "")), "Accept": "application/json"}
+    req = urllib.request.Request(BASE + path, headers=headers, method="GET")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    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)
+
+
+def main(cfg, inputs):
+    get("/urls/recent/", cfg)
+    return {"ok": True}
+
+
+_run(main)