diagnostics

type EditRetryDiagnostic struct {
	Timestamp     time.Time `json:"timestamp"`
	Provider      string    `json:"provider"`
	Model         string    `json:"model"`
	FilePath      string    `json:"file_path"`
	AttemptNumber int       `json:"attempt_number"`
	Reason        string    `json:"reason"`

	// Full context
	SystemPrompt string   `json:"system_prompt"`
	UserPrompt   string   `json:"user_prompt"`
	LLMResponse  string   `json:"llm_response"`            // partial output before failure
	FailedSearch string   `json:"failed_search,omitempty"` // for search/replace failures
	DiffLines    []string `json:"diff_lines,omitempty"`    // for unified diff failures
	FileContent  string   `json:"file_content"`            // current file state
}