Jgwill-odaia

- Llama index logging improvement.

- Added AzureOpenAI embeddings provider.
- Added metadata append to indexed context from DB.

- Added configuration options for embeddings model and provider in Settings -> Llama-Index.
- Added plain-text responses in web_open commands.
- Improved web_open commands in Web Search plugin.
- Added a check to determine if the provided URL is an image when sending URLs within text.

- Added custom metadata appending to indexing documents for web/external loaders.

- Refactored commands core and command handling to a JSON schema-based config.
- Fixed calls in the API plugin.
- Fixed web_urls in the Web search plugin.
- Fixed adding new notes in the Calendar plugin.

- Added "Force exclude files" config option to force exclude extensions in: Settings -> Llama-index -> Indexing (enables file extension exclusion even if a data loader for the extension is available).
- Added custom metadata appending to indexing documents via list in: Settings -> Llama-index -> Indexing.
- Added base API endpoint config arguments in models params.