feat: Add description to the parenting chatbot and create public app

public_app.py

@@ -0,0 +1,45 @@
+"""Streamlit app for the Generative AI prototypes."""
+
+import os
+
+import openai
+import streamlit as st
+
+from dotenv import load_dotenv
+
+from genai.streamlit_pages import parenting_chatbot
+
+
+load_dotenv()
+
+
+def auth_openai() -> None:
+    """Authenticate with OpenAI."""
+    try:
+        openai.api_key = os.environ["OPENAI_API_KEY"]
+    except Exception:
+        openai.api_key = st.secrets["OPENAI_API_KEY"]
+
+
+def s3_creds() -> None:
+    """Get s3 creds."""
+    try:
+        aws_key = os.environ["AWS_ACCESS_KEY_ID"]
+        aws_secret = os.environ["AWS_SECRET_ACCESS_KEY"]
+        s3_path = os.environ["S3_BUCKET"]
+    except Exception:
+        aws_key = st.secrets["AWS_ACCESS_KEY_ID"]
+        aws_secret = st.secrets["AWS_SECRET_ACCESS_KEY"]
+        s3_path = st.secrets["S3_BUCKET"]
+
+    return aws_key, aws_secret, s3_path
+
+
+def main() -> None:
+    """Run the app."""
+    auth_openai()
+    aws_key, aws_secret, s3_path = s3_creds()
+    parenting_chatbot(aws_key, aws_secret, s3_path, sidebar=False)
+
+
+main()

src/genai/streamlit_pages/parenting_page.py

@@ -22,16 +22,23 @@
 load_dotenv()
 
 
-def parenting_chatbot(aws_key: str, aws_secret: str, s3_path: str) -> None:
+def parenting_chatbot(aws_key: str, aws_secret: str, s3_path: str, sidebar: bool = True) -> None:
     """Parenting chatbot."""
-    st.title("Parenting Chatbot")
+    st.title("NHS Start for Life chatbot")
+    st.write(
+        "This is a chatbot for the [NHS Start for Life](https://www.nhs.uk/start-for-life/) website. "
+        "You can ask it questions about pregnancy, birth and parenthood. "
+        "Please note that this is a prototype and the answers are not intended to be used as medical advice."
+    )
+    st.write("---")
 
     selected_model = "gpt-3.5-turbo"
     temperature = 0.6
     pinecone_index = get_index(index_name="eyfs-index")
 
-    with st.sidebar:
-        st.button("Reset chat", on_click=reset_state, type="primary", help="Reset the chat history")
+    if sidebar:
+        with st.sidebar:
+            st.button("Reset chat", on_click=reset_state, type="primary", help="Reset the chat history")
 
     system_message = MessageTemplate.load("src/genai/parenting_chatbot/prompts/system.json")
     filter_refs_function = FunctionTemplate.load("src/genai/parenting_chatbot/prompts/filter_refs_function.json")