Dexter 2026.3.18

Changes

• Add real-time earnings sub-tool via Financial Datasets API for latest earnings snapshot and beat/miss
• Improve WhatsApp gateway utils normalization and add tests
• Add self chat and bot chat mode for WhatsApp
• Improve env.example placeholders for API key descriptions
• Fix Gemini tool schema compatibility (avoid exclusiveMinimum errors)

Fixes

• Fix memory search: use OR in FTS queries and lower minScore so search returns results
• Fix memory: make search the single source of truth for memory recall