Basic sql and linting

collector/db/items.sql

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+-- Modeling the products
+CREATE TABLE products (
+    -- Internal product ID
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+
+    -- Store-specific Identifiers
+    business_id UUID REFERENCES businesses (id) NOT NULL,
+
+    -- Product Details
+    product_name VARCHAR(255) NOT NULL,
+    product_type VARCHAR(100), -- e.g., 'service', 'goods'
+
+    -- Pricing (Numeric is preferred over Float for money)
+    -- Also tracking in USD at the time
+    price NUMERIC(12, 2) NOT NULL,
+    currency VARCHAR(100) NOT NULL,
+
+    -- Also tracking the price per unit
+    unit_type VARCHAR(100) NOT NULL, -- e.g. 'item', 'weight', 'hour', etc.
+
+    -- Tracking time that we checked
+    track_time TIMESTAMPTZ DEFAULT current_timestamp
+);