feat(time): add span-based attendance tracking under 2.0

backend/src/routes/staff/time.ts

@@ -1,3 +1,4 @@
+import { installTimeCompatibility } from "../../modules/time-v2/compatibility";
 import { FastifyInstance } from "fastify"
 import {
     stafftimeentries,
@@ -18,6 +19,7 @@ import {z} from "zod";
 import {enrichSpansWithStatus} from "../../modules/time/enrichtimespanswithstatus.service";
 
 export default async function staffTimeRoutes(server: FastifyInstance) {
+    installTimeCompatibility(server);
 
 
     server.post("/staff/time/event", async (req, reply) => {