Sub-Issue 1: Connect IPCC Documents to the Ingestion Pipeline

[aleenaharoldpeter]

Description

IPCC HTML files have already been added to the repository under input/ipcc, but they are not currently processed by the chatbot backend.

This task focuses on ensuring that IPCC documents are discovered and included during document ingestion.

Tasks

• Review the existing document ingestion workflow.
• Identify where CABook documents are loaded and processed.
• Extend the ingestion workflow to include files from input/ipcc.
• Verify that IPCC documents are successfully detected and processed.
• Add logging to confirm successful ingestion.

Acceptance Criteria

• IPCC files are automatically discovered during ingestion.
• No ingestion errors occur.
• Logs confirm that IPCC documents are being processed.