draft+untested: Porting to LlamaIndex Workflows.

Basic draft solve implemented.

local.dockerfile

@@ -65,6 +65,7 @@ COPY ./LICENSE ./.env.docker ./
 # Although the example .env file is copied here, use -v to load a different .env file from the Docker host, if necessary.
 RUN mv .env.docker .env
 COPY ./src/*.py ./src/
+COPY ./src/workflows/*.py ./src/workflows/
 # Copy the required assets
 COPY ./assets/logo-embed.svg ./assets/
 

requirements.txt

@@ -6,20 +6,18 @@ python-dotenv
 icecream
 pytest
 
-# LangChain, LangGraph and related stuff
-langgraph
-grandalf
-langgraph-checkpoint-sqlite
-langchain_community
-langchain-experimental
-langchain
-langchainhub
-langchain_anthropic
-langchain_groq
-langchain-openai
-langchain-cohere
-langchain-ollama
-rank_bm25
+# LlamaIndex
+llama-index
+llama-index-utils-workflow
+
+# LlamaIndex packs
+llama-index-packs-agents-lats
+
+# LlamaIndex LLMs
+llama-index-llms-groq
+llama-index-llms-ollama
+llama-index-llms-anthropic
+llama-index-llms-cohere
 
 # User interface
 gradio