enhance: 使われてないアンテナは自動停止されるように

Resolve #9373

packages/backend/src/server/api/endpoints/antennas/create.ts

@@ -103,9 +103,12 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				}
 			}
 
+			const now = new Date();
+
 			const antenna = await this.antennasRepository.insert({
 				id: this.idService.genId(),
-				createdAt: new Date(),
+				createdAt: now,
+				lastUsedAt: now,
 				userId: me.id,
 				name: ps.name,
 				src: ps.src,

packages/backend/src/server/api/endpoints/antennas/notes.ts

@@ -101,6 +101,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 				this.noteReadService.read(me.id, notes);
 			}
 
+			this.antennasRepository.update(antenna.id, {
+				lastUsedAt: new Date(),
+			});
+
 			return await this.noteEntityService.packMany(notes, me);
 		});
 	}