thrunt-review-backloglisted

<objective> Review all 999.x backlog items and optionally promote them into the active milestone sequence or remove stale entries. </objective> <process> 1. **List backlog items:** ```bash ls -d .planning/phases/999* 2>/dev/null || echo "No backlog items found" ``` 2. **Read HUNTMAP.md** and extract all 999.x phase entries: ```bash cat .planning/HUNTMAP.md ``` Show each backlog item with its description, any accumulated context (CONTEXT.md, RESEARCH.md), and creation date. 3. **Present the list to the user** via AskUserQuestion: - For each backlog item, show: phase number, description, accumulated artifacts - Options per item: **Promote** (move to active), **Keep** (leave in backlog), **Remove** (delete) 4. **For items to PROMOTE:** - Find the next sequential phase number in the active milestone - Rename the directory from `999.x-slug` to `{new_num}-slug`: ```bash NEW_NUM=$(node ".github/thrunt-god/bin/thrunt-tools.cjs" phase add "${DESCRIPTION}" --raw) ``` - Move accumulated artifacts to the new phase directory - Update HUNTMAP.md: move the entry from `## Backlog` section to the active phase list - Remove `(BACKLOG)` marker - Add appropriate `**Depends on:**` field 5. **For items to REMOVE:** - Delete the phase directory - Remove the entry from HUNTMAP.md `## Backlog` section 6. **Commit changes:** ```bash node ".github/thrunt-god/bin/thrunt-tools.cjs" commit "docs: review backlog — promoted N, re