Add SMS OTP auth, discounts, customer orders, and category slugs.

Co-authored-by: Cursor <cursoragent@cursor.com>

prisma/migrations/20260804123000_sms_otp/migration.sql

@@ -0,0 +1,22 @@
+-- CreateEnum
+CREATE TYPE "SmsOtpPurpose" AS ENUM ('register');
+
+-- CreateTable
+CREATE TABLE "SmsOtp" (
+    "id" TEXT NOT NULL,
+    "cellNumber" TEXT NOT NULL,
+    "purpose" "SmsOtpPurpose" NOT NULL,
+    "codeHash" TEXT NOT NULL,
+    "payload" JSONB,
+    "attempts" INTEGER NOT NULL DEFAULT 0,
+    "expiresAt" TIMESTAMP(3) NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "SmsOtp_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE INDEX "SmsOtp_cellNumber_purpose_idx" ON "SmsOtp"("cellNumber", "purpose");
+
+-- CreateIndex
+CREATE INDEX "SmsOtp_expiresAt_idx" ON "SmsOtp"("expiresAt");