This commits builds on DumoeDss's PR. It - adds a default db directory name. - adds a default db instance (Chroma). Both points offers flexibility for users who want to use default and users who want to customize Lastly, it fixes an import
This commits builds on DumoeDss's PR. It - adds a default db directory name. - adds a default db instance (Chroma). Both points offers flexibility for users who want to use default and users who want to customize Lastly, it fixes an import