Updated dependencies, added install/usage guide

.gitignore

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+notebooks/.env

README.md

@@ -5,4 +5,12 @@ The following repo contains the materials for my talk delivered at GOTO Amsterda
 The repo contains the following:
 * `/notebooks/rag-pdf-qa.ipynb` contains the code for the simple RAG pipeline I demoed during the talk. There are extensive notes in Markdown in this notebook to help you understand how to adapt this for your own use case.
 * `talk-materials/talk-sources.md` contains all of the papers and other sources I used for this talk. It also contains all of my image credits.
-* `talk-materials/beyond-the-hype.pdf` contains a copy of my slides.
+* `talk-materials/beyond-the-hype.pdf` contains a copy of my slides.
+
+# Steps for using the QA pipeline
+1. Create a copy of `.env_sample` and rename it to `.env`
+2. Get an OpenAI key from [here](https://platform.openai.com/api-keys)
+3. Replace `key-here` with your API key in `.env` and save the file
+4. Start a terminal window in the root of this repository
+5. Enter `pip install -r requirements.txt`
+8. Run all cells of the notebook

notebooks/.env_sample

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+OPENAI_API_KEY=key-here