Add ACMCC app source, Supabase backend, and project config

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

supabase/migrations/20260508022635_9bf9fda7-cab0-4b19-92f4-44e887ee7671.sql

@@ -0,0 +1,13 @@
+-- Add 'management' role to app_role enum
+ALTER TYPE public.app_role ADD VALUE IF NOT EXISTS 'management';
+
+-- Add visible_to_roles to amenities (which roles can view this amenity's calendar)
+ALTER TABLE public.amenities
+  ADD COLUMN IF NOT EXISTS visible_to_roles jsonb NOT NULL DEFAULT '[]'::jsonb;
+
+-- Seed default (no permissions) role_permissions rows for the new 'management' role
+-- across all existing feature areas; safe to re-run.
+INSERT INTO public.role_permissions (role, feature_area, can_read, can_create, can_edit, can_delete)
+SELECT 'management', feature_area, false, false, false, false
+FROM (SELECT DISTINCT feature_area FROM public.role_permissions) f
+ON CONFLICT (role, feature_area) DO NOTHING;