disease and organism are optional

src/models/projectSchema.ts

@@ -5,10 +5,10 @@ import { overviewImageView } from './overviewImageView';
 
 export const projectSchema = z.object({
   version: z.string(),
-  disease,
-  diseaseName: z.string(),
-  organism,
-  organismName: z.string(),
+  disease: disease.nullable(),
+  diseaseName: z.string().nullable(),
+  organism: organism.nullable(),
+  organismName: z.string().nullable(),
   status: z.string(),
   directory: z.string(),
   progress: z.number(),