Import issues from JSONL format
-i input-fileImport issues from JSON Lines format (one JSON object per line). ## Usage - **From stdin**: `bd import` (reads from stdin) - **From file**: `bd import -i issues.jsonl` - **Preview**: `bd import -i issues.jsonl --dry-run` ## Behavior - **Existing issues** (same ID): Updated with new data - **New issues**: Created - **Same-ID scenarios**: With hash-based IDs (v0.20.1+), same ID = same issue being updated (not a collision) ## Preview Changes Use `--dry-run` to see what will change before importing: ## Automatic Import The daemon automatically imports from `.beads/issues.jsonl` when i...