feat: enforce PI to be added

src/renderer/src/scripts/guided-mode/guided-curate-dataset.js

@@ -1934,6 +1934,16 @@ const savePageChanges = async (pageBeingLeftID) => {
         throw errorArray;
       }
 
+      // Ensure at least one PI is assigned
+      const piContributors = contributors.filter((contributor) => contributor["role"] === "PI");
+      if (piContributors.length === 0) {
+        errorArray.push({
+          type: "notyf",
+          message: "Please assign at least one PI to your dataset",
+        });
+        throw errorArray;
+      }
+
       // Make sure that all contributors have a valid fields
       for (const contributor of contributors) {
         if (!window.contributorDataIsValid(contributor)) {

src/renderer/src/sections/guided_mode/guided_curate_dataset.html

@@ -2798,8 +2798,9 @@ <h1 class="text-sub-step-title">Contributor information</h1>
               <ul class="help-text">
                 <li class="help-text text-left mb-2">
                   <b>Principal Investigator: </b>One and only one Principal Investigator is required
-                  before the dataset can be published. However, please note that you may upload your
-                  dataset before officially designating a Principal Investigator.
+                  before the dataset can be published. You must assign one now. 
+                  However, please note that your Principal Investigator will not 
+                  automatically be made the owner of the dataset.
                 </li>
               </ul>
             </div>