Add initial project structure with OCR functionality and dependencies

- Create .gitignore to exclude Python-generated files and virtual environments
- Add .python-version for Python version management
- Implement main OCR script (main.py) to process PDF files and extract text
- Add PDF processing functions in pdf_ocr.py
- Update README.md with project description, requirements, and usage instructions
- Include pyproject.toml for project metadata and dependencies
- Add uv.lock for dependency resolution

.gitignore

@@ -0,0 +1,12 @@
+# Python-generated files
+__pycache__/
+*.py[oc]
+build/
+dist/
+wheels/
+*.egg-info
+
+# Virtual environments
+.venv
+*.txt
+*.pdf