fixed main chat chain; fixed some smaller things

.env.template

README.md

__tests__/manualREST/ollama.rest

controllers/Embeddings.js

coverage/clover.xml

coverage/coverage-final.json

coverage/index.html

coverage/ragchat-api/__tests__/ai/chat.test.js.html

coverage/ragchat-api/__tests__/ai/chats.test.js.html

coverage/ragchat-api/__tests__/ai/delete.test.js.html

coverage/ragchat-api/__tests__/ai/index.html

coverage/ragchat-api/__tests__/ai/model.test.js.html

coverage/ragchat-api/__tests__/ai/models.test.js.html

coverage/ragchat-api/__tests__/ai/pull.test.js.html

coverage/ragchat-api/__tests__/ai/status.test.js.html

...chat-api/__tests__/auth/confirmpasswordreset.test.js.html

...gchat-api/__tests__/auth/confirmverification.test.js.html

coverage/ragchat-api/__tests__/auth/index.html

coverage/ragchat-api/__tests__/auth/login.test.js.html

coverage/ragchat-api/__tests__/auth/logout.test.js.html