update

src/utils/gradebook.ts

@@ -0,0 +1,12 @@
+export interface GradebookStudentIdentity {
+  username: string
+  classname: string
+}
+
+export function displayGradebookStudentName(student: GradebookStudentIdentity) {
+  const generatedPrefix = `web${student.classname}`
+  if (!student.classname || !student.username.startsWith(generatedPrefix)) {
+    return student.username
+  }
+  return student.username.slice(generatedPrefix.length)
+}