feat(WEB-127): add trpc to handle requests both serverside and clientside

app/api/trpc/[trpc]/route.ts

@@ -0,0 +1,15 @@
+import { fetchRequestHandler } from "@trpc/server/adapters/fetch"
+
+import { appRouter } from "@/server"
+import { createContext } from "@/server/context"
+
+async function handler(req: Request) {
+  return fetchRequestHandler({
+    createContext,
+    endpoint: "/api/trpc",
+    req,
+    router: appRouter,
+  })
+}
+
+export { handler as GET, handler as POST }