Input buffer for prompter plugin node

[b3by]

Description

This PR adds the implementation of next_batch for the prompter_ollama node, allowing it to buffer a configurable number of messages before invoking the update.

PR type

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update
• Code refactoring
• Performance improvement
• Test update
• Build/CI configuration change
• Other (please describe):

Key modifications and changes

The prompter_ollama node now accepts a new argument, called every. This represents the number of messages that are buffered and then batched before sending them to the node update. The update will take all the received messages and concatenate the prompts.

Affected components

prompter_ollama plugin node.