fix: ensure ollamaModel is always a string with proper default fallback

fix: ensure ollama model parameter is string type

refactor: move directory processing logic from ChromaDBClient to chromadb_cli

fix: add missing use statements for RecursiveIteratorIterator and RecursiveDirectoryIterator

refactor: clean up ChromaDBClient.php by removing unnecessary blank lines and improving code structure

fix: correct page ID handling and collection naming in ChromaDB integration

feat: add defaultCollection parameter to ChromaDBClient constructor

feat: make ChromaDBClient parameters mandatory and pass them from action.php

fix: remove duplicate property declarations in ChromaDBClient

refactor: replace direct $conf access with getConf method in ChromaDBClient

fix: resolve ChromaDB connection issue by using correct host and port variables

fix: update Exception to \Exception in catch blocks

fix: use fully qualified Exception class name in ChromaDBClient

fix: replace undefined constants with DokuWiki plugin configuration values

feat: use DokuWiki plugin configuration for ChromaDB client settings

Moved to root.