🧠 feat: Reasoning UI for Agents (#5904)

* chore: bump https-proxy-agent and @librechat/agents

* refactor: Improve error logging in OllamaClient for API fetch failures

* feat: Add DeepSeek provider support and enhance provider name handling

* refactor: Use Providers.OLLAMA constant for model name check in fetchModels function

* feat: Enhance formatAgentMessages to handle reasoning content type

* feat: OpenRouter Agent Reasoning

* hard work and dedicationgit add .env.example :)

* fix: Handle Google social login with missing last name

Social login with Google was previously displaying 'undefined' when
a user's last name was empty or not provided.

Changes:
- Conditionally render last name only if it exists
- Prevent displaying 'undefined' when last name is missing

* fix: add missing file endings for developers yml,yaml and log

---------

Co-authored-by: Mohamed Al-Duraji <mbalduraji@college.harvard.edu>
Co-authored-by: Deepak Kendole <deepakdpk101@gmail.com>
Co-authored-by: Peter Rothlaender <peter.rothlaender@ginkgo.com>

api/strategies/googleStrategy.js

@@ -6,7 +6,7 @@ const getProfileDetails = ({ profile }) => ({
   id: profile.id,
   avatarUrl: profile.photos[0].value,
   username: profile.name.givenName,
-  name: `${profile.name.givenName} ${profile.name.familyName}`,
+  name: `${profile.name.givenName}${profile.name.familyName ? ` ${profile.name.familyName}` : ''}`,
   emailVerified: profile.emails[0].verified,
 });