Enable users to BYO vector DB

[anada10]

1. New Vector DB Integrations Page

• Enable users to connect to multiple Pincecone/Qdrant orgs
  https://docs.pinecone.io/integrations/build-integration/connect-your-users-to-pinecone#pre-built-widget
  Icon heroicons cube-transparent

2. When setting up Files/Datasources users have a dropdown to select the Vector DB destination

• Use pinecone/qdrant icons and account names to differentiate integrations

3. The RAG tool
must be updated to communicate with the relevant Vector Integration related to the datasource

• Agent backend update
• Show on the rag tool front end, which integration data is being pulled from

4. Onboarding
The onboarding flow will be updated to the following

1. User provides their user type details (as is now)
2. User integrates with their chosen vector DB (or chooses agent cloud managed)
3. User provides embedding/llm model key (as is now)
4. User selects some sources they are interested to sync with
5. User is taken into datasource creation flow (depdning on what connector they are interested in)
6. After sync is finished, user is encouraged to make a chat app if they would like