WIP

migrations/009_add_document_category.sql

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+-- Add category column to admin_documents table
+-- Allows categorizing documents for training different models (e.g., invoice, letter, receipt)
+
+ALTER TABLE admin_documents ADD COLUMN IF NOT EXISTS category VARCHAR(100) DEFAULT 'invoice';
+
+-- Update existing NULL values to default
+UPDATE admin_documents SET category = 'invoice' WHERE category IS NULL;
+
+-- Make it NOT NULL after setting defaults
+ALTER TABLE admin_documents ALTER COLUMN category SET NOT NULL;
+
+-- Create index for category filtering
+CREATE INDEX IF NOT EXISTS idx_admin_documents_category ON admin_documents(category);