* feat: add selection for vector DB
* feat: add mongo datasource 
* fix: remove not implemented vector dbs

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Co-authored-by: Thuc Pham <51660321+thucpn@users.noreply.github.com>

fix(create-llama): lock deps version

Fixes for create-llama release

Feat: add GPT4 Vision support (and file upload) to create-llama

fix: set maxTokens to 4096 so vision model is not stopping too early (seems to have a lower default than other models)

Several fixes for improving compatibility with Next.JS