feat: add suppression list (#192)

apps/web/prisma/migrations/20250726222912_add_suppression_list/migration.sql

@@ -0,0 +1,25 @@
+-- CreateEnum
+CREATE TYPE "SuppressionReason" AS ENUM ('HARD_BOUNCE', 'COMPLAINT', 'MANUAL');
+
+-- AlterEnum
+ALTER TYPE "EmailStatus" ADD VALUE 'SUPPRESSED';
+
+-- CreateTable
+CREATE TABLE "SuppressionList" (
+    "id" TEXT NOT NULL,
+    "email" TEXT NOT NULL,
+    "teamId" INTEGER NOT NULL,
+    "reason" "SuppressionReason" NOT NULL,
+    "source" TEXT,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "SuppressionList_pkey" PRIMARY KEY ("id")
+);
+
+
+-- CreateIndex
+CREATE UNIQUE INDEX "SuppressionList_teamId_email_key" ON "SuppressionList"("teamId", "email");
+
+-- AddForeignKey
+ALTER TABLE "SuppressionList" ADD CONSTRAINT "SuppressionList_teamId_fkey" FOREIGN KEY ("teamId") REFERENCES "Team"("id") ON DELETE CASCADE ON UPDATE CASCADE;