Improve existing documentation

Track updates of documents for v2.0:

• walkthrough/ - PR Walkthrough Documentation #355
• client/ - PR Updated client/index_md documentation #372
• client/chatbot/ - PR client/chatbot documentation page #367
• client/testbed/ - PR client/testbed Documentation page #368
• client/api_server/ - PR client/api_server Documentation page #369
• client/tools/
• client/tools/prompt_eng/
• client/tools/split_embed/ - PR Client/tools/split_embed Documentation page #371
• client/configuration/ - PR client/configuration Documentation page #373
• client/configuration/model_config/ - PR client/configuration/model_config Documentation Page #374
• client/configuration/db_config/ - PR client/configuration/db_config Documentation Page #375
• client/configuration/oci_config/ - no changes needed
• configuration/settings/ - PR client/configuration/settings Documentation Page #376
• advanced/ - no changes needed
• advanced/langchain_mcp/ - PR advanced/langchain_mcp Documentation page #377
• advanced/iac/ - no changes needed
• advanced/helm/
• advanced/springai/ - no changes needed
• help/
• help/troubleshooting/

New Documents:

Establish settings and runthrough for specific industry use-cases:

• Documentation
• Financials
• Insurance

Anything specific?

No response

Say What!?!

No response

Additional Context

No response