feat: sqlite 开启 Wal，移除不必要的 Arc，妥善释放数据库 (#421)

crates/bili_sync/src/task/http_server.rs

@@ -21,7 +21,7 @@ use crate::config::VersionedConfig;
 struct Asset;
 
 pub async fn http_server(
-    database_connection: Arc<DatabaseConnection>,
+    database_connection: DatabaseConnection,
     bili_client: Arc<BiliClient>,
     log_writer: LogHelper,
 ) -> Result<()> {

crates/bili_sync/src/task/video_downloader.rs

@@ -11,7 +11,7 @@ use crate::utils::task_notifier::TASK_STATUS_NOTIFIER;
 use crate::workflow::process_video_source;
 
 /// 启动周期下载视频的任务
-pub async fn video_downloader(connection: Arc<DatabaseConnection>, bili_client: Arc<BiliClient>) {
+pub async fn video_downloader(connection: DatabaseConnection, bili_client: Arc<BiliClient>) {
     let mut anchor = chrono::Local::now().date_naive();
     loop {
         info!("开始执行本轮视频下载任务..");