added Google Gemini client, env file, added prompt example in notebook

Signed-off-by: Jules Damji <[email protected]>

Author: dmatrix

Diff for: README.md

@@ -5,9 +5,9 @@
 
 <img src=images/gen_ai_cookbook_img_1.png>
 
-Welcome to a mixture of Gen AI cookbook **how-to** recipes for Gen AI applications. These simple guides span across get-started examples on LLM prompting strategies, DSPy, building simple chatbots, retrieval generation augmentation (RAGs), LLM-based applications on OpenAI, Anthropic, or Anyscale Endpoints, etc. 
+Welcome to a mixture of Gen AI cookbook **how-to** recipes for Gen AI applications. These simple guides span across get-started examples on LLM prompting strategies, DSPy, building simple chatbots, retrieval generation augmentation (RAGs), LLM-based applications on OpenAI, Anthropic, Gemini, or Anyscale Endpoints, etc. 
 
-You'll find examples code and/or guides for common tasks using the OpenAI API, Anthropic, Pinecone, Anyscale Endpoints and [Ray framework](https://www.ray.io/). 
+You'll find examples code and/or guides for common tasks using the OpenAI API, Anthropic, Google Gemini, Pinecone, Anyscale Endpoints and [Ray framework](https://www.ray.io/). 
 
 To try these examples, you'll need an [OpenAI](https://platform.openai.com/docs/introduction) account and an associated API key, [Anthropic](https://docs.anthropic.com/claude/docs/intro-to-claude), [Pinecone](https://www.pinecone.io/pricing/), or an [Anyscale Endpoint](https://www.anyscale.com/get-started) account and an associated key. Even better, install [OLlama](https://ollama.com/) on your laptop. 
 

Diff for: env/env_google_template

@@ -0,0 +1,5 @@
+export LLM_SERVICE_PROVIDER="google"
+GOOGLE_API_KEY="YOUR_API_KEY_TOKEN_HERE"
+export MODEL="gemini-1.5-flash""
+export GOOGLE_API_KEY="YOUR_API_KEY_TOKEN_HERE"
+export WEATHER_API_KEY="YOUR_API_KEY_TOKEN)_HERE"