Add cookies file support for Docker; auto-detect /data/cookies.txt

backend/routers/settings.py

@@ -22,6 +22,7 @@ class SettingsOut(BaseModel):
     mark_watched_at_percent: int
     auto_download_on_sync: bool
     cookies_browser: str = ""
+    cookies_file: str = ""
     theater_mode: bool = False
     discovery_regions: str = "US,SE"
     calm_mode: bool = False
@@ -41,6 +42,7 @@ class SettingsPatch(BaseModel):
     mark_watched_at_percent: Optional[int] = Field(None, ge=50, le=100)
     auto_download_on_sync: Optional[bool] = None
     cookies_browser: Optional[str] = None
+    cookies_file: Optional[str] = None
     theater_mode: Optional[bool] = None
     discovery_regions: Optional[str] = None
     calm_mode: Optional[bool] = None
@@ -91,6 +93,9 @@ def update_settings(
     if body.cookies_browser is not None and body.cookies_browser in VALID_BROWSERS:
         s.cookies_browser = body.cookies_browser
         ytdlp.set_cookies_browser(body.cookies_browser)
+    if body.cookies_file is not None:
+        s.cookies_file = body.cookies_file.strip()
+        ytdlp.set_cookies_file(body.cookies_file)
     if body.theater_mode is not None:
         s.theater_mode = body.theater_mode
     if body.discovery_regions is not None: