logs: add ISO timestamp to all log output

server.ts

@@ -1,6 +1,7 @@
 import { Application, Router } from "@oak/oak";
 import { deleteNote, getNotes, getNotesByDid } from "./src/data/db.ts";
 import { authenticateRequest } from "./src/auth/verify.ts";
+import { log } from "./src/log.ts";
 
 const router = new Router();
 
@@ -60,5 +61,5 @@ app.use(async (ctx, next) => {
 app.use(router.routes());
 app.use(router.allowedMethods());
 
-console.log("[server] listening on port 8080");
+log("[server] listening on port 8080");
 app.listen({ port: 8080 });