Description

This PR aims to:

1. Update existing the mem0 configuration compose logic for flexibility
2. Add Neptune Analytics as choice of Vector backend support

Code changes:

• Update _initialize_client to extract and centralise the responsibility of creating mem0 configuration object out from individual _configure*_backend().
• Introduce new method _configure_neptune_analytics_backend() which responsible to composite the json sub-block for the vector-store configuration for Neptune Analytics
• Update test_mem0_service_client_init() to test the option of Neptune Analytics vector option and make sure error being thrown when there > 1 vector backend being configured.

Related Issues

Documentation PR

strands-agents/docs#262

Type of Change

New configuration option

Testing

How have you tested the change? Verify that the changes do not break functionality or introduce warnings in consuming repositories: agents-docs, agents-tools, agents-cli

• I ran hatch run prepare

Checklist

• I have read the CONTRIBUTING document
• I have added any necessary tests that prove my fix is effective or my feature works
• I have updated the documentation accordingly
• I have added an appropriate example to the documentation to outline the feature
• My changes generate no new warnings
• Any dependent changes have been merged and published

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