feat: paused project status with auto-pause (14 days), auto-reactivate on activity; fix back button context

src/fabledassistant/services/briefing_scheduler.py

@@ -162,6 +162,35 @@ def update_user_schedule(user_id: int, config: dict, tz_override: str | None = N
 
 # ── Job execution ─────────────────────────────────────────────────────────────
 
+async def _auto_pause_stale_projects(user_id: int) -> list[str]:
+    """Pause active projects with no note/task activity in 14+ days. Returns paused project titles."""
+    from sqlalchemy import select as _sel, func as _func
+    from fabledassistant.models.project import Project
+    from fabledassistant.models.note import Note
+    from fabledassistant.models import async_session as _session
+
+    paused: list[str] = []
+    threshold = datetime.now(timezone.utc) - __import__('datetime').timedelta(days=14)
+    try:
+        async with _session() as session:
+            projects = (await session.execute(
+                _sel(Project).where(Project.user_id == user_id, Project.status == "active")
+            )).scalars().all()
+            for p in projects:
+                latest = (await session.execute(
+                    _sel(_func.max(Note.updated_at)).where(Note.project_id == p.id)
+                )).scalar()
+                if latest is None or latest < threshold:
+                    p.status = "paused"
+                    paused.append(p.title or "Untitled")
+            if paused:
+                await session.commit()
+                logger.info("Auto-paused %d stale projects for user %d: %s", len(paused), user_id, paused)
+    except Exception:
+        logger.debug("Auto-pause check failed for user %d", user_id, exc_info=True)
+    return paused
+
+
 async def _run_slot_for_user(user_id: int, slot: str) -> None:
     """Execute one slot job for one user."""
     from fabledassistant.services.briefing_conversations import (
@@ -192,6 +221,9 @@ async def _run_slot_for_user(user_id: int, slot: str) -> None:
     model = await get_setting(user_id, "default_model", Config.OLLAMA_MODEL)
 
     if slot == "compilation":
+        # Auto-pause stale projects before compiling the briefing
+        auto_paused = await _auto_pause_stale_projects(user_id)
+
         # Refresh external data first
         try:
             import json