feat(standup): standup automatique hier/aujourd'hui/blocages (issue #6)

format_standup_text + _standup_data (journal de la veille, focus
du jour, vieillissantes QA/Révision); page /standup copiable,
/api/standup; inclusion optionnelle au briefing ntfy
(KANBANTE_BRIEFING_INCLUDE_STANDUP).

app/briefing.py

@@ -16,6 +16,43 @@ def ntfy_configured(settings: Settings) -> bool:
     return bool(settings.ntfy_url and settings.ntfy_topic)
 
 
+def format_standup_text(data: dict) -> str:
+    """Automatic standup (issue #6): yesterday / today / blockers."""
+    lines = [f"🗣️ Standup — {data['today_label']}"]
+    closed = data["closed_yesterday"]
+    lines.append(
+        f"\n✅ Hier ({data['yesterday_label']}) : {len(closed)} fermée(s), "
+        f"{data['moved_yesterday']} déplacement(s)"
+    )
+    for item in closed[:8]:
+        lines.append(
+            f"  • {item['repo']} #{item['number']} « {item['title']} »"
+        )
+    lines.append("\n📌 Aujourd'hui :")
+    if data["picks"]:
+        for pick in data["picks"]:
+            lines.append(
+                f"  • {pick['repo']} #{pick['number']} « {pick['title']} »"
+                f" — {pick['column_label']}"
+            )
+    elif data["focus_titles"]:
+        for title in data["focus_titles"][:5]:
+            lines.append(f"  • {title}")
+        lines.append("  (aucun focus épinglé — pense à /today)")
+    else:
+        lines.append("  • Rien en cours. Journée libre ou triage à faire !")
+    lines.append("\n🚧 Blocages :")
+    if data["blockers"]:
+        for card in data["blockers"][:6]:
+            lines.append(
+                f"  • {card['repo']} #{card['number']} « {card['title']} »"
+                f" — {card['days']} j en {card['column_label']}"
+            )
+    else:
+        lines.append("  • Aucun blocage signalé. ✨")
+    return "\n".join(lines)
+
+
 def format_briefing_text(data: dict) -> str:
     """Plain-text briefing (ntfy body, also shown on /briefing)."""
     lines: list[str] = [f"📋 Kanbante — briefing du {data['date']}"]
@@ -67,6 +104,8 @@ def format_briefing_text(data: dict) -> str:
 
     if data["focus_total"] == 0 and not data["aging"]:
         lines.append("\n🎉 Rien d'urgent : aucun encours, aucune carte vieillissante.")
+    if data.get("standup"):
+        lines.append("\n" + data["standup"])
     return "\n".join(lines)