init

migrations/000007_create_inventory_table.up.sql

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+-- Inventory table
+CREATE TABLE inventory (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    outlet_id UUID NOT NULL REFERENCES outlets(id) ON DELETE CASCADE,
+    product_id UUID NOT NULL REFERENCES products(id) ON DELETE CASCADE,
+    quantity INTEGER NOT NULL DEFAULT 0 CHECK (quantity >= 0),
+    reorder_level INTEGER DEFAULT 0 CHECK (reorder_level >= 0),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    UNIQUE(outlet_id, product_id)
+);
+
+-- Indexes
+CREATE INDEX idx_inventory_outlet_id ON inventory(outlet_id);
+CREATE INDEX idx_inventory_product_id ON inventory(product_id);
+CREATE INDEX idx_inventory_quantity ON inventory(quantity);
+CREATE INDEX idx_inventory_updated_at ON inventory(updated_at);