気に入りました！しかし、現在 Chrome Dev Tools のコンソールで以下が表示されています。
[PLUGIN discourse-time-registration] Deprecation notice: Defining connector classes via registerConnectorClass is deprecated. See https://meta.discourse.org/t/32727 for more modern patterns. [deprecation id: discourse.register-connector-class-legacy]
a @ deprecated.js:62
p @ plugin-connectors.js:23
registerConnectorClass @ plugin-api.gjs:1087
(anonymous) @ time-registration-route.js:9
eH @ plugin-api.gjs:3238
initialize @ api.js:21
(anonymous) @ app.js:265
(anonymous) @ index.js:379
e.each @ index.js:183
e.walk @ index.js:112
e.each @ index.js:59
e.topsort @ index.js:65
_runInitializer @ index.js:392
runInstanceInitializers @ index.js:377
_bootSync @ instance.js:116
didBecomeReady @ index.js:784
invoke @ index.js:262
flush @ index.js:180
flush @ index.js:334
_end @ index.js:762
(anonymous) @ index.js:499
Promise.then
(anonymous) @ index.js:18
flush @ index.js:29
_scheduleAutorun @ index.js:928
_ensureInstance @ index.js:919
schedule @ index.js:618
f @ index.js:343
waitForDOMReady @ index.js:512
init @ index.js:412
_ @ core.js:97
create @ core.js:599
(anonymous) @ start-app.js:18
await in (anonymous)
(anonymous) @ discourse-boot.js:13
(anonymous) @ discourse-boot.js:1