Add Qdrant support for embedding, chat, and conversation (#192)

.vscode/settings.json

docker/.env.example

frontend/src/components/Modals/Settings/VectorDbs/index.jsx

frontend/src/media/vectordbs/qdrant.png

server/.env.example

server/endpoints/system.js

server/package.json

server/utils/helpers/index.js

server/utils/helpers/updateENV.js

server/utils/vectorDbProviders/qdrant/index.js

server/yarn.lock