Added Type, Category and Signatories on task

supabase/migrations/20260221090000_add_request_metadata_to_tasks.sql

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+-- Add request type/category metadata to tasks table
+
+alter table tasks
+  add column request_type text,
+  add column request_type_other text,
+  add column request_category text;

supabase/migrations/20260221091500_convert_request_metadata_to_enum.sql

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+-- Convert request_type and request_category columns to enums
+
+-- create enum types
+create type request_type as enum (
+  'Install',
+  'Repair',
+  'Upgrade',
+  'Replace',
+  'Other'
+);
+
+create type request_category as enum (
+  'Software',
+  'Hardware',
+  'Network'
+);
+
+-- alter existing columns to use the enum types
+alter table tasks
+  alter column request_type type request_type using (
+    case when request_type is null then null else request_type::request_type end
+  ),
+  alter column request_category type request_category using (
+    case when request_category is null then null else request_category::request_category end
+  );

supabase/migrations/20260221103000_add_clients_and_task_people.sql

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+-- Migration: add clients table and task person fields (requested/noted/received)
+-- Created: 2026-02-21 10:30:00
+
+BEGIN;
+
+-- Clients table to store non-profile requesters/receivers
+CREATE TABLE IF NOT EXISTS clients (
+  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+  name text NOT NULL,
+  contact jsonb DEFAULT '{}'::jsonb,
+  created_at timestamptz NOT NULL DEFAULT now()
+);
+
+-- Ensure we can efficiently search clients by name
+CREATE INDEX IF NOT EXISTS clients_name_idx ON clients (lower(name));
+
+-- Add nullable person fields to tasks (requested_by, noted_by, received_by)
+ALTER TABLE IF EXISTS tasks
+  ADD COLUMN IF NOT EXISTS requested_by text,
+  ADD COLUMN IF NOT EXISTS noted_by text,
+  ADD COLUMN IF NOT EXISTS received_by text;
+
+CREATE INDEX IF NOT EXISTS tasks_requested_by_idx ON tasks (requested_by);
+CREATE INDEX IF NOT EXISTS tasks_noted_by_idx ON tasks (noted_by);
+CREATE INDEX IF NOT EXISTS tasks_received_by_idx ON tasks (received_by);
+
+COMMIT;