added file upload and storage

prisma/migrations/20250711170415_add_file_upload_model/migration.sql

@@ -0,0 +1,22 @@
+-- CreateTable
+CREATE TABLE "FileUpload" (
+    "id" TEXT NOT NULL,
+    "filepath" TEXT NOT NULL,
+    "filename" TEXT NOT NULL,
+    "filetype" TEXT NOT NULL,
+    "filesize" INTEGER NOT NULL,
+    "uploadedAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "uploadedById" TEXT NOT NULL,
+    "eventId" TEXT,
+
+    CONSTRAINT "FileUpload_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "FileUpload_filename_uploadedById_key" ON "FileUpload"("filename", "uploadedById");
+
+-- AddForeignKey
+ALTER TABLE "FileUpload" ADD CONSTRAINT "FileUpload_uploadedById_fkey" FOREIGN KEY ("uploadedById") REFERENCES "User"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "FileUpload" ADD CONSTRAINT "FileUpload_eventId_fkey" FOREIGN KEY ("eventId") REFERENCES "Event"("id") ON DELETE SET NULL ON UPDATE CASCADE;

prisma/schema.prisma

@@ -16,6 +16,8 @@ model User {
     role      Role     @default(GUEST)
     events    Event[]  @relation("EventCreator")
     createdAt DateTime @default(now())
+
+    FileUpload FileUpload[]
 }
 
 enum Role {
@@ -37,6 +39,8 @@ model Event {
     notes       String?
     todos       EventTodo[]
     createdAt   DateTime @default(now())
+
+    FileUpload FileUpload[]
 }
 
 model Location {
@@ -119,3 +123,18 @@ model EventTodo {
     // category   String? 
     // assignedTo String? // could link to User in future
 }
+
+model FileUpload {
+    id              String      @id @default(cuid())
+    filepath        String
+    filename        String
+    filetype        String
+    filesize        Int     //in bytes
+    uploadedAt      DateTime    @default(now())
+    uploadedBy      User        @relation(fields: [uploadedById], references: [id])
+    uploadedById    String
+    event           Event?      @relation(fields: [eventId], references: [id])
+    eventId         String?
+
+    @@unique([filename, uploadedById])
+}