fix: add missing seed-team-leads.ts required by docker entrypoint

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

prisma/seed-team-leads.ts

@@ -0,0 +1,52 @@
+/**
+ * Idempotent sync: ensure every project with a submittedByUserId has a
+ * corresponding TeamMember(LEAD) record. Safe to run on every deploy.
+ */
+
+import { PrismaClient } from '@prisma/client'
+
+const prisma = new PrismaClient()
+
+async function main() {
+  const projects = await prisma.project.findMany({
+    where: { submittedByUserId: { not: null } },
+    select: {
+      id: true,
+      submittedByUserId: true,
+      teamMembers: { select: { userId: true } },
+    },
+  })
+
+  const toCreate: Array<{ projectId: string; userId: string; role: 'LEAD' }> = []
+
+  for (const project of projects) {
+    if (!project.submittedByUserId) continue
+    const alreadyLinked = project.teamMembers.some(
+      (tm) => tm.userId === project.submittedByUserId
+    )
+    if (!alreadyLinked) {
+      toCreate.push({
+        projectId: project.id,
+        userId: project.submittedByUserId,
+        role: 'LEAD',
+      })
+    }
+  }
+
+  if (toCreate.length > 0) {
+    await prisma.teamMember.createMany({
+      data: toCreate,
+      skipDuplicates: true,
+    })
+    console.log(`✓ Linked ${toCreate.length} project submitters as TeamMember(LEAD)`)
+  } else {
+    console.log('✓ All project submitters already linked — nothing to do')
+  }
+}
+
+main()
+  .catch((e) => {
+    console.error('Team lead sync failed:', e)
+    process.exit(1)
+  })
+  .finally(() => prisma.$disconnect())