diff --git a/framework/eslint-config/package.json b/framework/eslint-config/package.json
index 4a2424644..28bfcfbf2 100644
--- a/framework/eslint-config/package.json
+++ b/framework/eslint-config/package.json
@@ -5,14 +5,14 @@
     "main": "react.yaml",
     "dependencies": {
         "@stylistic/eslint-plugin": "^2.3.0",
-        "@typescript-eslint/eslint-plugin": "^7.16.0",
-        "@typescript-eslint/parser": "^7.16.0",
+        "@typescript-eslint/eslint-plugin": "^7.16.1",
+        "@typescript-eslint/parser": "^7.16.1",
         "eslint-config-airbnb": "^19.0.4",
         "eslint-config-airbnb-typescript": "^18.0.0",
         "eslint-plugin-github": "^5.0.1",
         "eslint-plugin-import": "2.29.1",
         "eslint-plugin-jsx-a11y": "^6.9.0",
-        "eslint-plugin-react": "^7.34.4",
+        "eslint-plugin-react": "^7.35.0",
         "eslint-plugin-react-hooks": "^4.6.2",
         "eslint-plugin-simple-import-sort": "^12.1.1"
     },
diff --git a/framework/register/package.json b/framework/register/package.json
index 48fb75e48..05e97231a 100644
--- a/framework/register/package.json
+++ b/framework/register/package.json
@@ -7,7 +7,7 @@
         "node": ">=16"
     },
     "dependencies": {
-        "esbuild": "0.21.4",
+        "esbuild": "0.23.0",
         "source-map-support": "^0.5.21"
     },
     "devDependencies": {
diff --git a/package.json b/package.json
index 366851de9..f31b4cdb6 100644
--- a/package.json
+++ b/package.json
@@ -44,18 +44,18 @@
         "chai": "^5.1.1",
         "cross-env": "^7.0.3",
         "cross-spawn": "^7.0.3",
-        "esbuild": "0.21.4",
+        "esbuild": "0.23.0",
         "eslint": "^8.57.0",
         "eslint-import-resolver-typescript": "^3.6.1",
         "eslint-import-resolver-webpack": "^0.13.8",
         "fs-extra": "^11.2.0",
         "globby": "^14.0.2",
         "inspectpack": "^4.7.1",
-        "mongodb-memory-server": "^9.4.1",
+        "mongodb-memory-server": "^10.0.0",
         "nyc": "^17.0.0",
         "ora": "^8.0.1",
         "package-json": "^10.0.1",
-        "semver": "^7.6.2",
+        "semver": "^7.6.3",
         "simple-git": "^3.25.0",
         "supertest": "^7.0.0",
         "typescript": "5.3.3",
diff --git a/packages/hydrooj/bin/commands.ts b/packages/hydrooj/bin/commands.ts
index 372d5cfb2..94c93b684 100644
--- a/packages/hydrooj/bin/commands.ts
+++ b/packages/hydrooj/bin/commands.ts
@@ -22,10 +22,10 @@ if (!argv.args[0] || argv.args[0] === 'cli') {
         const addons = getAddons();
         for (const i of addons) {
             try {
-                require(`${i}/command.ts`).apply(cli);
+                require(`${i}/command.ts`).register(cli);
             } catch (e) {
                 try {
-                    require(`${i}/command.js`).apply(cli);
+                    require(`${i}/command.js`).register(cli);
                 } catch (err) { }
             }
         }
diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index 12318a89b..4f096384e 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -12,10 +12,10 @@
     },
     "preferUnplugged": true,
     "dependencies": {
-        "@aws-sdk/client-s3": "3.614.0",
-        "@aws-sdk/lib-storage": "3.614.0",
-        "@aws-sdk/s3-presigned-post": "3.614.0",
-        "@aws-sdk/s3-request-presigner": "3.614.0",
+        "@aws-sdk/client-s3": "3.616.0",
+        "@aws-sdk/lib-storage": "3.616.0",
+        "@aws-sdk/s3-presigned-post": "3.616.0",
+        "@aws-sdk/s3-request-presigner": "3.616.0",
         "@graphql-tools/schema": "^10.0.4",
         "@hydrooj/framework": "workspace:^",
         "@hydrooj/utils": "workspace:^",
@@ -46,7 +46,7 @@
         "sanitize-filename": "^1.6.3",
         "saslprep": "^1.0.3",
         "schemastery": "^3.14.6",
-        "semver": "^7.6.2",
+        "semver": "^7.6.3",
         "shorty.js": "^1.0.1",
         "superagent": "^9.0.2",
         "tar": "6.2.1",
@@ -57,7 +57,7 @@
         "@types/fs-extra": "^11.0.4",
         "@types/js-yaml": "^4.0.9",
         "@types/koa-static-cache": "^5.1.4",
-        "@types/lodash": "^4.17.6",
+        "@types/lodash": "^4.17.7",
         "@types/mime-types": "^2.1.4",
         "@types/mongodb-uri": "^0.9.4",
         "@types/nodemailer": "^6.4.15",
diff --git a/packages/hydrooj/src/model/contest.ts b/packages/hydrooj/src/model/contest.ts
index 42deaa027..c4abe746e 100644
--- a/packages/hydrooj/src/model/contest.ts
+++ b/packages/hydrooj/src/model/contest.ts
@@ -795,11 +795,14 @@ export async function edit(domainId: string, tid: ObjectId, $set: Partial<Tdoc>)
     const tdoc = await document.get(domainId, document.TYPE_CONTEST, tid);
     if (!tdoc) throw new ContestNotFoundError(domainId, tid);
     RULES[$set.rule || tdoc.rule].check(Object.assign(tdoc, $set));
-    return await document.set(domainId, document.TYPE_CONTEST, tid, $set);
+    const res = await document.set(domainId, document.TYPE_CONTEST, tid, $set);
+    await bus.parallel('contest/edit', res);
+    return res;
 }
 
 export async function del(domainId: string, tid: ObjectId) {
     await Promise.all([
+        bus.parallel('contest/del', domainId, tid),
         document.deleteOne(domainId, document.TYPE_CONTEST, tid),
         document.deleteMultiStatus(domainId, document.TYPE_CONTEST, { docId: tid }),
     ]);
diff --git a/packages/hydrooj/src/service/bus.ts b/packages/hydrooj/src/service/bus.ts
index ff06eed1a..2b339fc41 100644
--- a/packages/hydrooj/src/service/bus.ts
+++ b/packages/hydrooj/src/service/bus.ts
@@ -83,9 +83,11 @@ export interface EventMap extends KnownHandlerEvents {
 
     'contest/before-add': (payload: Partial<Tdoc>) => VoidReturn
     'contest/add': (payload: Partial<Tdoc>, id: ObjectId) => VoidReturn
+    'contest/edit': (payload: Tdoc) => VoidReturn
     'contest/list': (query: Filter<Tdoc>, handler: any) => VoidReturn
     'contest/scoreboard': (tdoc: Tdoc, rows: ScoreboardRow[], udict: BaseUserDict, pdict: ProblemDict) => VoidReturn
     'contest/balloon': (domainId: string, tid: ObjectId, bdoc: ContestBalloonDoc) => VoidReturn
+    'contest/del': (domainId: string, tid: ObjectId) => VoidReturn
 
     'oplog/log': (type: string, handler: Handler, args: any, data: any) => VoidReturn;