fix(web): offer representative time after occupation notes cover

Dateless occupation_note stayed draft, so classic coverage never finished
and offer-candidates stayed blocked. Confirm those notes, stop crowding
dasha probes with encoded exam quality, and adopt once blocking methods
are covered.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/test_rectification_event_probes.py

@@ -109,13 +109,13 @@ class EventProbesTest(unittest.TestCase):
             today=date(2026, 8, 22),
         )
         self.assertTrue(probes)
-        self.assertEqual(probes[0]["source"], "known_event_quality")
-        self.assertEqual(probes[0]["role"], "distinguish")
-        self.assertEqual(probes[0]["year"], 2015)
-        self.assertIn("年份锁定", probes[0]["user_meaning"])
-        self.assertIn("请写成", probes[0]["user_meaning"])
-        self.assertIn("发挥失常", probes[0]["user_meaning"])
-        self.assertNotIn("更像哪一件", probes[0]["user_meaning"])
+        quality = next(item for item in probes if item["source"] == "known_event_quality")
+        self.assertEqual(quality["role"], "distinguish")
+        self.assertEqual(quality["year"], 2015)
+        self.assertIn("年份锁定", quality["user_meaning"])
+        self.assertIn("请写成", quality["user_meaning"])
+        self.assertIn("发挥失常", quality["user_meaning"])
+        self.assertNotIn("更像哪一件", quality["user_meaning"])
         self.assertNotIn("05:14", str(probes))
         self.assertNotIn("points", str(probes))
 
@@ -213,6 +213,53 @@ class EventProbesTest(unittest.TestCase):
         self.assertTrue(probes)
         self.assertTrue(all(item["source"] == "age_band" for item in probes))
 
+    def test_encoded_exam_quality_does_not_fill_probe_slots(self) -> None:
+        built = {
+            "static_contexts": [
+                _context("05:13", d4_asc=0, sun_house=4, sun_varga_sign=3),
+                _context("05:14", d4_asc=1, sun_house=10, sun_varga_sign=9),
+            ]
+        }
+        probes = discriminating_event_probes(
+            _request(events=[
+                {
+                    "id": "00000000-0000-4000-8000-000000000001",
+                    "domain": "education",
+                    "summary": "2015 年第一次参加高考，发挥失利",
+                    "date": "2015-06-01",
+                    "precision": "year",
+                },
+                {
+                    "id": "00000000-0000-4000-8000-000000000002",
+                    "domain": "education",
+                    "summary": "2016 年复读一年后再次参加高考",
+                    "date": "2016-06-01",
+                    "precision": "year",
+                },
+                {
+                    "id": "00000000-0000-4000-8000-000000000003",
+                    "domain": "education",
+                    "summary": "2016 年 9 月进入大学",
+                    "date": "2016-09-01",
+                    "precision": "month",
+                },
+            ]),
+            built,
+            scan=window_scan(built),
+            candidate_times=["05:13", "05:14"],
+            representative_time="05:13",
+            precision_current="d5_refine",
+            today=date(2026, 8, 22),
+        )
+        self.assertTrue(probes)
+        self.assertFalse(any(
+            item["source"] == "known_event_quality" and item["year"] in {2015, 2016}
+            for item in probes
+        ))
+        self.assertTrue(any(item["source"] in {"dasha_activation", "dasha_boundary"} for item in probes))
+        self.assertTrue(any(item["domain"] == "relocation" for item in probes))
+        self.assertLessEqual(len(probes), 3)
+
 
 if __name__ == "__main__":
     unittest.main()