core&ui: update type annotation for watchers

packages/hydrooj/src/model/setting.ts

@@ -258,7 +258,6 @@ export async function apply(ctx: Context) {
         LangSettingNode.range = range;
         ServerLangSettingNode.range = range;
     } catch (e) { /* Ignore */ }
-    console.log('l', langs?.cc);
     ctx.on('system/setting', (args) => {
         if (args.hydrooj?.langs) {
             Object.assign(langs, parseLang(args.hydrooj.langs));

packages/hydrooj/src/service/bus.ts

@@ -34,6 +34,11 @@ export interface EventMap extends LifecycleEvents, HandlerEvents {
     'app/started': () => void
     'app/ready': () => VoidReturn
     'app/exit': () => VoidReturn
+    'app/before-reload': (entries: Set<string>) => VoidReturn
+    'app/reload': (entries: Set<string>) => VoidReturn
+
+    'app/watch/change': (path: string) => VoidReturn
+    'app/watch/unlink': (path: string) => VoidReturn
 
     'database/connect': (db: Db) => void
     'database/config': () => VoidReturn

packages/hydrooj/src/service/watcher.ts

@@ -37,7 +37,7 @@ export default class Watcher extends Service {
     private declined: Set<string>;
     private stashed = new Set<string>();
 
-    constructor(public ctx, private config: any) {
+    constructor(public ctx: Context, private config: any) {
         super(ctx, 'watcher', true);
         this.externals = new Set(Object.keys(require.cache));
         Context.service('watcher');