fix: Add pycountry dependency

- Add pycountry package to test dependencies
- Maintain existing dependencies configuration
- Ensure all required packages for identity verification are installed

.github/workflows/main.yml

@@ -38,7 +38,7 @@ jobs:
         sudo apt-get install -y tesseract-ocr
         pip install -r requirements.txt
         # Install test dependencies
-        pip install --upgrade --force-reinstall alembic pytest-cov flake8 psycopg2-binary httpx pytesseract
+        pip install --upgrade --force-reinstall alembic pytest-cov flake8 psycopg2-binary httpx pytesseract pycountry
         # Add local bin to PATH
         export PATH="$HOME/.local/bin:$PATH"
         pip list | grep alembic