fix TS errors from defaultLike

packages/backend/src/server/api/endpoints/admin/meta.ts

@@ -481,6 +481,10 @@ export const meta = {
 				type: 'string',
 				optional: false, nullable: true,
 			},
+			defaultLike: {
+				type: 'string',
+				optional: false, nullable: false,
+			},
 			description: {
 				type: 'string',
 				optional: false, nullable: true,

packages/backend/src/server/api/endpoints/admin/update-meta.ts

@@ -69,7 +69,7 @@ export const paramDef = {
 		description: { type: 'string', nullable: true },
 		defaultLightTheme: { type: 'string', nullable: true },
 		defaultDarkTheme: { type: 'string', nullable: true },
-		defaultLike: { type: 'string', nullable: true },
+		defaultLike: { type: 'string' },
 		cacheRemoteFiles: { type: 'boolean' },
 		cacheRemoteSensitiveFiles: { type: 'boolean' },
 		emailRequiredForSignup: { type: 'boolean' },