Revert "Merge commit from fork"

This reverts commit 5512898463.

see https://github.com/misskey-dev/misskey/issues/16994

.config/example.yml

@@ -110,10 +110,10 @@ port: 3000
 # Changes how the server interpret the origin IP of the request.
 #
 # Any format supported by Fastify is accepted.
-# Default: do not trust any proxies (i.e. trustProxy: false)
+# Default: trust all proxies (i.e. trustProxy: true)
 # See: https://fastify.dev/docs/latest/reference/server/#trustproxy
 #
-# trustProxy: false
+# trustProxy: 1
 
 #   ┌──────────────────────────┐
 #───┘ PostgreSQL configuration └────────────────────────────────

packages/backend/src/server/ServerService.ts

@@ -75,7 +75,7 @@ export class ServerService implements OnApplicationShutdown {
 	@bindThis
 	public async launch(): Promise<void> {
 		const fastify = Fastify({
-			trustProxy: this.config.trustProxy ?? false,
+			trustProxy: this.config.trustProxy ?? true,
 			logger: false,
 		});
 		this.#fastify = fastify;