feat(auth): Implement caching for scanauth

src/controllers/ScanController.ts

@@ -80,9 +80,8 @@ export class ScanController {
 	@ResponseSchema(RunnerNotFoundError, { statusCode: 404 })
 	@OpenAPI({ description: 'Create a new track scan (for "normal" scans use /scans instead). <br> Please remember that to provide the scan\'s card\'s station\'s id.', security: [{ "StationApiToken": [] }, { "AuthToken": [] }, { "RefreshTokenCookie": [] }] })
 	async postTrackScans(@Body({ validate: true }) createScan: CreateTrackScan, @Req() req: Request) {
-		const station_id = req.headers["station_id"];
-		if (station_id) {
-			createScan.station = parseInt(station_id.toString());
+		if (req.isStationAuth) {
+			createScan.station = req.stationId;
 		}
 		let scan = await createScan.toEntity();
 		scan = await this.trackScanRepository.save(scan);