Implement email change

prisma/migrations/20260426000815_add_email_change_token/migration.sql

@@ -0,0 +1,23 @@
+-- CreateTable
+CREATE TABLE "EmailChangeToken" (
+    "id" TEXT NOT NULL,
+    "userId" TEXT NOT NULL,
+    "newEmail" TEXT NOT NULL,
+    "tokenHash" TEXT NOT NULL,
+    "expiresAt" TIMESTAMP(3) NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "EmailChangeToken_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "EmailChangeToken_userId_key" ON "EmailChangeToken"("userId");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "EmailChangeToken_tokenHash_key" ON "EmailChangeToken"("tokenHash");
+
+-- CreateIndex
+CREATE INDEX "EmailChangeToken_newEmail_idx" ON "EmailChangeToken"("newEmail");
+
+-- AddForeignKey
+ALTER TABLE "EmailChangeToken" ADD CONSTRAINT "EmailChangeToken_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;