v0.5.3

feat：Optimize claude API response processing
feat：Improved Gemini API FinishReason mapping logic to support multiple finish reasons.
add: Home page statistics
add: openai o4-mini models
Fix: GCP Claude 3-7's thinking style
add: OpenAI /v1/responses calls
fix: improve error handling to preserve original error messages from upstream services
Fix: C-end model billing showing as M
Fix JSON tag format in Tool struct
add：OpenAI gpt-image-1