# Local Hugging Face Summarizer

This small service runs a Hugging Face summarization model locally and exposes a simple HTTP API.

Install (recommended: virtualenv)

Windows (CPU PyTorch wheel may be required):

```powershell
python -m venv .venv
.\.venv\Scripts\Activate.ps1
pip install -r requirements.txt
# If torch wheel installation is needed, follow instructions at https://pytorch.org
python -m uvicorn app:app --host 127.0.0.1 --port 8001 --workers 1
```

Linux / macOS:

```bash
python3 -m venv .venv
source .venv/bin/activate
pip install -r requirements.txt
python -m uvicorn app:app --host 127.0.0.1 --port 8001 --workers 1
```

API
- `GET /health` — health check
- `POST /summarize` — JSON body `{ "text": "...", "max_length": 150, "min_length": 30 }` returns `{ "summary": "...", "cached": false }`

Notes
- Model will be downloaded on first run and can be several hundred MB.
- For lower memory usage, consider `sshleifer/tiny-distilbart-cnn-6-6` or `t5-small`.