feat: add Qwen-Image-2.1 ControlNet support, consolidate unified pipeline, and significantly reduce frontend components

Add Anima-2.9B/3.8B loraPatch custom nodes.

Add Anima-3.8B architecture model.

Optimize workflows and configuration files, and standardize file naming.

Add Krea-2 Identity Edit injector.

Add AuraFlow architecture model.

Add Krea-2 architecture and Krea-2 ControlNet injector

Refactor UI event handlers into subpackage

Add FLUX.1, FLUX.2-KV, SD3.5 & additional base model architecture recipes

Add matrix-style dynamic workflows: task_type x model_type x chain_inject; rename Space to ImageGen