fix: bypass SA for N<4 segments — plateau filter rejects short/mock signals

fix: fixing SA bug

fix: SA stuck at 1e9 — lower entropy lo bound to 0.0, skip min_clean penalty for N<4

fix: resolve env path and respect dependency overrides in lifespan

deploy: fix hf deploy

fix: lazy import GANVGTLNetService and NumbaVGTLNetPreprocessor to avoid module-level torch import

fix: commit src.infrastructure.model code and restrict gitignore model rule to root

feat: adding full working local ETL Pipeline