- Add MEILISEARCH_PERSONALIZED_SEARCH_REQUESTS metric to track personalized searches
- Increment metric directly in search analytics when personalization is used
- Metric automatically exposed in /metrics endpoint for monitoring
- Add total_personalized field to SearchAggregator to track personalization usage
- Track when search requests include personalization parameters
- Include personalization data in analytics JSON output
- Maintain clean personalization service interface
- Replace and_then() with early return for missing personalization
- Simplify reranking by building new hits vector instead of swapping
- Add debug logging for reranked indices
- Fix potential index out-of-bounds issues in reranking
- Refactor PersonalizationService as enum with Cohere and Uninitialized variants
- Create dedicated CohereService struct with rerank_search_results method
- Split constructor into cohere() and uninitialized() methods
- Move all Cohere logic into CohereService for better separation of concerns
- Update tests and lib.rs to use new API
- Improve code organization and maintainability
- Merge initial query with user context to create a comprehensive prompt
- Only skip reranking if both query and user_context are None
- Support reranking with query-only, user_context-only, or both
- Use 'let else' pattern for cleaner error handling
- Add comprehensive tests for different parameter combinations
- Improve prompt format for better reranking effectiveness
- Rename 'personalization' field to 'personalize' in API
- Rename 'userProfile' to 'userContext' in personalization object
- Remove 'personalized' boolean field (activation now based on non-null 'personalize')
- Move personalization checks inside rerank_search_results function
- Use 'let else' pattern for better error handling
- Update error types and messages to reflect new field names
- Update all search routes and analytics to use new field names
