refactor: migrate workflow actions to runtime config snapshot

app/workflow/actions/add_subscribe.py

@@ -1,6 +1,7 @@
 from app.workflow.actions import BaseAction
 from app.chain.subscribe import SubscribeChain
-from app.runtime.config import settings, global_vars
+from app.application.configuration import get_chain_runtime_config_snapshot
+from app.runtime.config import global_vars
 from app.domain.context import MediaInfo
 from app.application.chain.data import SubscribePortProxy as SubscribeOper
 from app.runtime.log import logger
@@ -65,7 +66,7 @@ class AddSubscribeAction(BaseAction):
                                               season=mediainfo.season,
                                               media_source=mediainfo.media_source,
                                               media_id=mediainfo.media_id,
-                                              username=settings.SUPERUSER)
+                                              username=get_chain_runtime_config_snapshot().superuser)
             if sid:
                 self._added_subscribes.append(sid)
                 # 保存缓存

app/workflow/actions/fetch_rss.py

@@ -4,7 +4,8 @@ from pydantic import Field
 
 from app.workflow.actions import BaseAction
 from app.chain.media import MediaChain
-from app.runtime.config import settings, global_vars
+from app.application.configuration import get_chain_runtime_config_snapshot
+from app.runtime.config import global_vars
 from app.domain.context import Context, TorrentInfo
 from app.domain.metainfo import MetaInfo
 from app.application.rss import RssHelper
@@ -65,7 +66,11 @@ class FetchRssAction(BaseAction):
             headers["User-Agent"] = params.ua
 
         rss_items = RssHelper().parse(url=params.url,
-                                      proxy=settings.PROXY if params.proxy else None,
+                                      proxy=(
+                                          get_chain_runtime_config_snapshot().proxy
+                                          if params.proxy
+                                          else None
+                                      ),
                                       timeout=params.timeout,
                                       headers=headers)
         if rss_items is None or rss_items is False:

app/workflow/actions/scan_file.py

@@ -5,7 +5,8 @@ from pydantic import Field
 
 from app.workflow.actions import BaseAction
 from app.chain.storage import StorageChain
-from app.runtime.config import global_vars, settings
+from app.application.configuration import get_chain_runtime_config_snapshot
+from app.runtime.config import global_vars
 from app.runtime.log import logger
 from app.schemas.workflow import ActionParams
 from app.schemas.workflow import ActionContext
@@ -56,10 +57,15 @@ class ScanFileAction(BaseAction):
             self._has_error = True
             return context
         files = storagechain.list_files(fileitem, recursion=True)
+        runtime_config = get_chain_runtime_config_snapshot()
+        media_exts = (
+            runtime_config.media_extensions
+            + runtime_config.subtitle_extensions
+            + runtime_config.audio_extensions
+        )
         for file in files:
             if global_vars.is_workflow_stopped(workflow_id):
                 break
-            media_exts = settings.RMT_MEDIAEXT + settings.RMT_SUBEXT + settings.RMT_AUDIOEXT
             if not file.extension or f".{file.extension.lower()}" not in media_exts:
                 continue
             # 添加文件到队列，而不是目录