Problem
The application can start with no DEEPSEEK_API_KEY, then fail later during an analysis request with an unclear upstream error.
Acceptance criteria
- Validate the required key during startup or configuration loading.
- Provide a clear, secret-safe error message.
- Add a test for missing configuration without making a real API call.
Problem
The application can start with no
DEEPSEEK_API_KEY, then fail later during an analysis request with an unclear upstream error.Acceptance criteria