first commit

apps/backend/migrations/00004_notification_delivery_logs.sql

@@ -0,0 +1,20 @@
+-- +goose Up
+CREATE TABLE IF NOT EXISTS notification_delivery_logs (
+  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+  tenant_id uuid NOT NULL REFERENCES tenants(id) ON DELETE CASCADE,
+  reminder_job_id uuid REFERENCES reminder_jobs(id) ON DELETE SET NULL,
+  channel text NOT NULL,
+  provider text NOT NULL,
+  recipient text NOT NULL,
+  delivery_status text NOT NULL,
+  external_id text,
+  error_message text,
+  created_at timestamptz NOT NULL DEFAULT now()
+);
+
+CREATE INDEX IF NOT EXISTS idx_notification_delivery_logs_tenant_time
+  ON notification_delivery_logs (tenant_id, created_at DESC);
+
+-- +goose Down
+DROP INDEX IF EXISTS idx_notification_delivery_logs_tenant_time;
+DROP TABLE IF EXISTS notification_delivery_logs;