feat(tickets): preserve requester/assignee/company snapshots + timeline fallbacks; chore: add requester index\n\n- Add requesterSnapshot, assigneeSnapshot, companySnapshot to tickets\n- Use snapshots as fallback in list/get/play\n- Update snapshots on assignee changes/startWork\n- Preserve snapshots before deleting users/companies\n- Add index tickets.by_tenant_requester\n- Add migrations.backfillTicketSnapshots\n\nchore(convex): upgrade to ^1.28.0 and run codegen\nchore(next): upgrade Next.js to 15.5.6 and update React/eslint-config-next\nfix: remove any and lint warnings; tighten types across API routes and components\ndocs: add docs/ticket-snapshots.md

convex/users.ts

@@ -145,6 +145,30 @@ export const deleteUser = mutation({
       );
     }
 
+    // Preserve requester snapshot on tickets where this user is the requester
+    const requesterTickets = await ctx.db
+      .query("tickets")
+      .withIndex("by_tenant_requester", (q) => q.eq("tenantId", user.tenantId).eq("requesterId", userId))
+      .collect();
+    if (requesterTickets.length > 0) {
+      const requesterSnapshot = {
+        name: user.name,
+        email: user.email,
+        avatarUrl: user.avatarUrl ?? undefined,
+        teams: user.teams ?? undefined,
+      };
+      for (const t of requesterTickets) {
+        const needsPatch = !t.requesterSnapshot ||
+          t.requesterSnapshot.name !== requesterSnapshot.name ||
+          t.requesterSnapshot.email !== requesterSnapshot.email ||
+          t.requesterSnapshot.avatarUrl !== requesterSnapshot.avatarUrl ||
+          JSON.stringify(t.requesterSnapshot.teams ?? []) !== JSON.stringify(requesterSnapshot.teams ?? []);
+        if (needsPatch) {
+          await ctx.db.patch(t._id, { requesterSnapshot });
+        }
+      }
+    }
+
     await ctx.db.delete(userId);
     return { status: "deleted" };
   },