[BUG] Error fetching graph history

[Luis-Munu]

Describe the bug
When entering http://localhost:8080 a message appears saying the following statement: "Graph History
Error fetching graph history: Error: Network response was not ok INTERNAL SERVER ERROR". Also the submit button does nothing.

To Reproduce
Steps to reproduce the behavior:

1. Clone the repository.
2. Install the requirements.
3. Prepare the environment by adding your Openai key and changing the name of the env file to .env.
4. Run main.py.
5. Enter localhost to see the error.

Expected behavior
A working text input field and Submit button.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: [Windows 10]
• Browser [Chrome and Firefox]
• Version [latest]

Additional context
Add any other context about the problem here.

[Luis-Munu]

It seems that Neo4j is what provides memory to the tool, hence why adding the credentials fix the issue.

Also the submit button did work but as the text input box had no borders I couldn't see it.

[isamu]

Please apply for the free plan at https://neo4j.com/ and configure the following settings.

NEO4J_USERNAME=
NEO4J_PASSWORD=
NEO4J_URI=