"""
V4 Stage executors.

Each stage module implements execute() function that:
1. Reads inputs from previous stage
2. Calls Claude or external API
3. Saves outputs to current iteration
4. Returns success/failure status
"""

from . import stage_01_story
from . import stage_02_understanding
from . import stage_03_script
from . import stage_04_assets
from . import stage_05_references
from . import stage_06_characteristic
from . import stage_07_grids
from . import stage_08_frames
from . import stage_09_script_adapted
from . import stage_10_videos
from . import stage_11_titles
from . import stage_12_captions
from . import stage_13_assembly
