tia/drizzle/0013_ai_usage.sql
Mannu c2cabc01d3 feat(g1-g4): design system, memories pipeline, medical tracking, AI brain
G1 — Design System: 14 UI primitives (Button, Card, Modal, Sheet, Input,
Textarea, Select, EmptyState, LoadingShimmer, ConfirmDialog, WashiTape,
Badge, Avatar, Tabs), PageTransition with Framer Motion, sun/moon CSS vars,
Caveat font, /dev/components visual showcase.

G2 — Memories Pipeline: R2 presigned uploads, Sharp thumbnail generation,
LiteLLM vision captions + pgvector embeddings, CSS masonry gallery with
infinite scroll, private toggle, semantic search fallback to ILIKE.

G3 — Medical: dose log + correction audit trail, IAP vaccine bulk import,
emergency escalation page, pediatrician phone in settings.

G4 — AI Brain: keyword guardrail → LLM classifier → structured DB tool-use
(7 tools) → memory search → general parenting handler; ai_usage table;
22-case medical bypass safety test suite.

DB migrations: 0011_memories, 0012_medical_doses, 0013_ai_usage.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-17 17:48:34 +05:30

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SQL

CREATE TABLE IF NOT EXISTS ai_usage (
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
family_id UUID,
user_id UUID,
intent TEXT, -- structured_query | memory_search | general_parenting | medical_redirect
model_used TEXT,
prompt_tokens INTEGER,
completion_tokens INTEGER,
total_tokens INTEGER,
cost_estimate_paise NUMERIC(10,4), -- rough estimate for monitoring
duration_ms INTEGER,
created_at TIMESTAMPTZ NOT NULL DEFAULT now()
);
CREATE INDEX IF NOT EXISTS ai_usage_family_idx ON ai_usage (family_id);
CREATE INDEX IF NOT EXISTS ai_usage_created_idx ON ai_usage (created_at DESC);