Implement SAND-WP-0003: validation meta-framework extraction

Port e2e-framework schema, runner, and reporter into wise-validator with
sand-boxer CLI integration, validate run CLI, unit tests, registry capability,
and operator docs.

tests/test_reporter.py

@@ -0,0 +1,37 @@
+"""State Hub reporter tests."""
+
+import json
+from unittest.mock import MagicMock, patch
+
+from wisevalidator.models import RunResult
+from wisevalidator.reporter import report
+
+
+def test_report_posts_e2e_result() -> None:
+    result = RunResult(
+        sandbox_id="abc12345",
+        repo="fixture-repo",
+        passed=True,
+        exit_code=0,
+        duration_s=12.3,
+        output="ok",
+    )
+    captured: dict = {}
+
+    def fake_urlopen(req, timeout=10):
+        captured["url"] = req.full_url
+        captured["body"] = json.loads(req.data.decode())
+        resp = MagicMock()
+        resp.status = 201
+        resp.__enter__ = MagicMock(return_value=resp)
+        resp.__exit__ = MagicMock(return_value=False)
+        return resp
+
+    with patch("wisevalidator.reporter.urllib.request.urlopen", fake_urlopen):
+        ok = report(result, workstream_id="ws-uuid")
+
+    assert ok is True
+    assert captured["url"].endswith("/progress/")
+    assert captured["body"]["event_type"] == "e2e_result"
+    assert "PASSED" in captured["body"]["summary"]
+    assert captured["body"]["workstream_id"] == "ws-uuid"