R111/A7-A10 统一报销双端发票附件体验

server/prisma/schema.prisma

@@ -600,6 +600,7 @@ model Employee {
   submitted_reimbursements      ReimbursementForm[]    @relation("ReimbursementSubmitter")
   owned_reimbursements          ReimbursementForm[]    @relation("ReimbursementOwner")
   paid_reimbursements           ReimbursementForm[]    @relation("ReimbursementPaidBy")
+  reimbursement_attachments_uploaded ReimbursementAttachment[] @relation("ReimbursementAttachmentUploader")
   leave_requests                LeaveRequest[]
   leave_ledgers                 LeaveLedger[]
   owned_cost_centers            CostCenter[]           @relation("CostCenterOwner")
@@ -1303,6 +1304,7 @@ model ReimbursementForm {
   travel_request   TravelRequest? @relation(fields: [linked_travel_request_id], references: [id], onDelete: SetNull)
 
   items                 ReimbursementItem[]
+  attachments           ReimbursementAttachment[]
   invoice_pool_items    InvoicePool[]
   workflow_instances    WorkflowInstance[]
   approval_transfers    ApprovalTransfer[]
@@ -1345,6 +1347,26 @@ model ReimbursementItem {
   @@map("reimbursement_items")
 }
 
+model ReimbursementAttachment {
+  id               String   @id @default(uuid()) @db.Uuid
+  reimbursement_id String   @db.Uuid
+  storage_path     String
+  original_name    String
+  mime_type        String
+  file_size        Int
+  file_sha256      String
+  uploaded_by      String   @db.Uuid
+  created_at       DateTime @default(now())
+
+  reimbursement_form ReimbursementForm @relation(fields: [reimbursement_id], references: [id], onDelete: Cascade)
+  uploader           Employee          @relation("ReimbursementAttachmentUploader", fields: [uploaded_by], references: [id], onDelete: Restrict)
+
+  @@index([reimbursement_id, created_at], map: "idx_reimbursement_attachments_form_created")
+  @@index([uploaded_by], map: "idx_reimbursement_attachments_uploader")
+  @@index([file_sha256], map: "idx_reimbursement_attachments_file_sha256")
+  @@map("reimbursement_attachments")
+}
+
 model LeaveType {
   id                    String  @id @default(uuid()) @db.Uuid
   code                  String  @unique