Sometimes you have generated a masterpiece but want to do just a few more tweaks without needing to bring it into photoshop or other photo editing software. This lets you have fine control of an image (feel free to plug this into a loaded image or a resulting one).
INSTALLATION:
ComfyManager -https://github.com/ltdrdata/ComfyUI-Manager
Nested Nodes - https://github.com/ssitu/ComfyUI_NestedNodeBuilder
USAGE
Use a prompt or load an image and connect it to the workflow
Run the worfklow
Mask out the area that you want to adjust within an image
Run the workflow
Adjust levels
Run the workflow