modernize ticket and accounting

iteration 0

service/data-hub/data-connector/prisma/migrations/20251122180444_add_tour_file/migration.sql

@@ -0,0 +1,17 @@
+-- CreateTable
+CREATE TABLE "TourFile" (
+    "id" UUID NOT NULL DEFAULT gen_random_uuid(),
+    "tourId" TEXT NOT NULL,
+    "ticketId" TEXT NOT NULL,
+    "storagePath" TEXT NOT NULL,
+    "originalFilename" TEXT NOT NULL,
+    "mimeType" TEXT NOT NULL,
+    "fileSizeBytes" INTEGER NOT NULL,
+    "dlUploadStatus" TEXT NOT NULL DEFAULT 'pending',
+    "createdAt" TIMESTAMP(3) DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "TourFile_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE INDEX "TourFile_tourId_ticketId_idx" ON "TourFile"("tourId", "ticketId");