fix: update protobuf version to avoid pip conflict

fix: install reportlab in Dockerfile

Fix: Add spaCy and pre-download en_core_web_sm model for Text Lab

Optimization: Move email-validator to end of Dockerfile to preserve heavy ML layer cache

Fix: Add missing email-validator for Pydantic authentication schema

Build Fix: Granular isolation of final dependencies

Fix: Add CPU torchvision to prevent pyannote from downloading GPU torch and hitting disk limits

Fix: Restore full build with correct libgl1 package

Debug: Replace libgl1-mesa-glx with libgl1

Debug: Test apt-get in minimal Dockerfile

Debug: Minimal Dockerfile test

Debug: Remove libmagic and python-magic to test apt-get

Debug: Full disaggregation to isolate failing package

Fix: Multi-stage pip installs with full fault isolation

Critical Fix: Slim requirements and clean Dockerfile to fix HF disk space issue

Build Fix: Split requirements into individual RUN commands for precise caching and debugging

Fix syntax in Dockerfile and requirements

Build Fix: Add build-essential and cmake for C extensions

Build Fix: Remove torch from requirements to avoid CPU build conflict and add libmagic1

Optimization: Split pip installs for CPU-only build stability

Initial Deploy: FakeShield Backend v2.0 (Sovereign Vanguard)