update node to v18

.node-version

@@ -1 +1 @@
-v16.15.0
+v18.12.1

CHANGELOG.md

@@ -12,6 +12,7 @@ You should also include the user name that made the change.
 ## 12.x.x (unreleased)
 
 ### Changes
+- Node.js 18.x or later is required
 - Elasticsearchのサポートが削除されました
 	- 代わりに今後任意の検索プロバイダを設定できる仕組みを構想しています。その仕組みを使えば今まで通りElasticsearchも利用できます
 - ノートのウォッチ機能が削除されました

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:16.15.1-bullseye AS builder
+FROM node:18.12.1-bullseye AS builder
 
 ARG NODE_ENV=production
 
@@ -13,7 +13,7 @@ RUN yarn install
 RUN yarn build
 RUN rm -rf .git
 
-FROM node:16.15.1-bullseye-slim AS runner
+FROM node:18.12.1-bullseye-slim AS runner
 
 WORKDIR /misskey
 

packages/backend/src/core/RelayService.ts

@@ -105,9 +105,7 @@ export class RelayService {
 		}));
 		if (relays.length === 0) return;
 	
-		// TODO
-		//const copy = structuredClone(activity);
-		const copy = JSON.parse(JSON.stringify(activity));
+		const copy = structuredClone(activity);
 		if (!copy.to) copy.to = ['https://www.w3.org/ns/activitystreams#Public'];
 	
 		const signed = await this.apRendererService.attachLdSignature(copy, user);

packages/backend/src/core/entities/DriveFileEntityService.ts

@@ -55,9 +55,7 @@ export class DriveFileEntityService {
 
 	public getPublicProperties(file: DriveFile): DriveFile['properties'] {
 		if (file.properties.orientation != null) {
-			// TODO
-			//const properties = structuredClone(file.properties);
-			const properties = JSON.parse(JSON.stringify(file.properties));
+			const properties = structuredClone(file.properties);
 			if (file.properties.orientation >= 5) {
 				[properties.width, properties.height] = [properties.height, properties.width];
 			}

packages/backend/src/server/web/ClientServerService.ts

@@ -86,9 +86,7 @@ export class ClientServerService {
 	}
 
 	private async manifestHandler(ctx: Koa.Context) {
-		// TODO
-		//const res = structuredClone(manifest);
-		const res = JSON.parse(JSON.stringify(manifest));
+		const res = structuredClone(manifest);
 
 		const instance = await this.metaService.fetch(true);