initial commit of pptx to vo

end-to-end-use-cases/powerpoint-to-voiceover-transcript/.env.example

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+# Copy this file to .env and fill in your actual values
+# Usage: cp .env.example .env
+# =============================================================================
+
+# =============================================================================
+# REQUIRED API CONFIGURATION
+# =============================================================================
+
+# GROQ API Key (REQUIRED)
+# This is essential for AI transcript generation
+# Required API Keys
+GROQ_API_KEY=your_groq_api_key_here
+
+# =============================================================================
+# SETUP INSTRUCTIONS
+# =============================================================================
+
+# 1. COPY THIS FILE:
+#    cp .env.example .env
+# 2. Fill in your API key

end-to-end-use-cases/powerpoint-to-voiceover-transcript/.gitignore

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+# Environment variables and secrets
+.env
+.env.local
+.env.development
+.env.test
+.env.production
+*.env
+
+# PowerPoint files
+# *.pptx
+# *.ppt
+# *.potx
+# *.pot
+
+# Output directories and generated files
+slide_images/
+cache/
+logs/
+temp/
+*.log
+
+# Progress and state files
+progress.json
+*.progress
+
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+cover/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+pptx_to_vo_workflow.ipynb
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+.python-version
+
+# pipenv
+Pipfile.lock
+
+# poetry
+poetry.lock
+
+# pdm
+.pdm.toml
+
+# PEP 582
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# pytype static type analyzer
+.pytype/
+
+# Cython debug symbols
+cython_debug/
+
+# IDE and Editor files
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# # Image files (generated from slides)
+# *.png
+# *.jpg
+# *.jpeg
+# *.gif
+# *.bmp
+# *.tiff
+# *.svg
+
+# # PDF files (intermediate conversion files)
+# *.pdf
+
+# # CSV and JSON output files
+# *.csv
+# *.json
+
+# Backup files
+*.bak
+*.backup
+*.old
+
+# Temporary files
+*.tmp
+*.temp
+
+# LibreOffice lock files
+.~lock.*
+
+# API keys and configuration with sensitive data
+api_keys.txt
+secrets.yaml
+credentials.json
+
+# Large model files or cached data
+*.model
+*.bin
+*.safetensors
+.DS_Store
+**/.DS_Store
+
+*narrative_