Proactive-Jupi's backlog pipeline — the cheap upstream stage that turns incoming signals into a scored task backlog in Neon. Parses new signals from the connected tools (Gmail, Calendar, Linear…) into candidate tasks, then scores each on impact × relevance × urgency so the top ones surface first. Use whenever the backlog needs rebuilding or topping up: "refresh the backlog", "parse my inbox into tasks", "what's on my plate", "rebuild the task list", or as the opening stage of an act-or-decide run and the daily routine. Read-only on the tools and cheap by design — it never drafts, sends, decides, or writes Facts. Two-stage: parse (signal → task) then score (order the backl…