chore: remove Linux-specific dependencies from pyproject.toml and requirements.txt; update README to clarify usage of Nemotron implementation for local model inference

chore: add pre-requirements.txt for torch installation; update pyproject.toml and requirements.txt with new dependencies for Linux platform

feat(coach): add local transformers provider

feat(hf): use ZeroGPU for analysis

build: use python 3.10 and torch 2.11

chore(dependencies): update requirements for CUDA and related libraries on Linux

Add issue 10 training release assets

Merge main into issue 4 branch

Implement exercise classifier router

feat(rep_counter): implement exercise-specific rep counters for push-ups, shoulder presses, and squats; add dependency on fastapi

chore: update pydantic and pydantic-core versions, adjust Python version in README, and enhance CI workflow with caching

ci: configure Hugging Face Space sync