feat: Savings opportunity detection engine (closes #119)#460
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noxxxxybot-sketch wants to merge 2 commits intorohitdash08:mainfrom
Open
feat: Savings opportunity detection engine (closes #119)#460noxxxxybot-sketch wants to merge 2 commits intorohitdash08:mainfrom
noxxxxybot-sketch wants to merge 2 commits intorohitdash08:mainfrom
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…08#91) - Rule-based auto-categorization with 60+ keyword mappings across 10 categories - Confidence scoring (0.0-1.0) with alternatives ranking - Learning from user corrections via POST /categorize/learn - Batch categorization endpoint for multiple transactions - User-specific learned rules stored in categorization_rules table - 26 comprehensive tests (all passing, 48 total) API Endpoints: - POST /categorize — Categorize single transaction - POST /categorize/batch — Batch categorize up to 100 transactions - POST /categorize/learn — Learn from user corrections - GET /categorize/rules — List learned rules - DELETE /categorize/rules/:id — Delete a learned rule
- New service analyzes 6 months of expense data for savings patterns - 4 detection algorithms: spiking categories, duplicate recurring, top spenders, and increasing trends - REST endpoint: GET /savings/opportunities - Unit tests for all detection logic (5 passing) - OpenAPI documentation updated
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Summary
Implements a savings opportunity detection engine that analyzes user spending patterns to surface actionable saving opportunities.
Detection Algorithms
Changes
Testing
Acceptance Criteria