feat(lotto-evolver): 텔레그램 주간 evolution report 포맷 + 발송

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

agent-office/tests/test_lotto_evolution_format.py

@@ -0,0 +1,60 @@
+import sys, os
+sys.path.insert(0, os.path.dirname(os.path.dirname(__file__)))
+
+from app.notifiers.telegram_lotto import _format_evolution_report
+
+
+def test_evolution_report_winner_4plus():
+    eval_result = {
+        "ok": True,
+        "draw_no": 1225,
+        "week_start": "2026-05-18",
+        "winner": {
+            "day_of_week": 3,
+            "weight": [0.18, 0.32, 0.20, 0.22, 0.08],
+            "avg_score": 0.42,
+            "max_correct": 4,
+            "n_picks": 5,
+        },
+        "new_base": [0.18, 0.32, 0.20, 0.22, 0.08],
+        "update_reason": "winner_4plus",
+        "per_day": [
+            {"day_of_week": 0, "avg_score": 0.20, "max_correct": 2},
+            {"day_of_week": 3, "avg_score": 0.42, "max_correct": 4},
+        ],
+    }
+    current_base = [0.20, 0.20, 0.20, 0.20, 0.20]
+    text = _format_evolution_report(eval_result, current_base)
+    assert "🧬" in text
+    assert "1225" in text
+    assert "목요일" in text or "Winner" in text
+    assert "4개 일치" in text or "max=4" in text
+    assert "winner_4plus" in text
+
+
+def test_evolution_report_unchanged():
+    eval_result = {
+        "ok": True,
+        "draw_no": 1226,
+        "week_start": "2026-05-25",
+        "winner": {
+            "day_of_week": 1,
+            "weight": [0.21, 0.19, 0.20, 0.20, 0.20],
+            "avg_score": 0.10,
+            "max_correct": 2,
+            "n_picks": 5,
+        },
+        "new_base": [0.20, 0.20, 0.20, 0.20, 0.20],
+        "update_reason": "unchanged",
+        "per_day": [],
+    }
+    current_base = [0.20, 0.20, 0.20, 0.20, 0.20]
+    text = _format_evolution_report(eval_result, current_base)
+    assert "unchanged" in text or "유지" in text
+    assert "2개 일치" in text or "max=2" in text
+
+
+def test_evolution_report_empty_returns_empty():
+    """evaluate가 ok=False면 빈 문자열 (발송 skip)."""
+    text = _format_evolution_report({"ok": False, "reason": "no_trials"}, [0.2]*5)
+    assert text == ""