fix(ithc): correct server-side session retrieval for file APIs

pages/api/file/deleteblobrep.js

@@ -1,7 +1,8 @@
 import { hashAPIPath } from "../../../actions/core/hash";
 import { deleteBlobRep } from "../../../actions/azurestorage";
 import { respondError, respondSuccess } from "../middleware/apiResponse";
-import { getSession } from "next-auth/react";
+import { getServerSession } from "next-auth/next";
+import { authOptions } from "../auth/[...nextauth]";
 
 import nextConnect from "next-connect";
 import middleware from "../middleware/middleware";
@@ -42,7 +43,7 @@ ApiProxy.get(async (req, res) => {
     const casefolderIDTrimmed = casefolderID.trim();
     const repfileTrimmed = repfile.trim();
 
-    const session = await getSession({ req });
+    const session = await getServerSession(req, res, authOptions(req, res));
     if (
         typeof session?.user?.id !== "string" ||
         session.user.id.length === 0 ||