Update "default" to "auto" for clarity, update docs

docs/source/how_to/authentication_how_to.md

@@ -164,8 +164,8 @@ See the [bgutil-ytdlp-pot-provider](https://github.com/Brainicism/bgutil-ytdlp-p
 ## Configurations Summary
 
 | Option     | Behavior                                                                                                                                   | Docker Default? |
-| ---------- | ------------------------------------------------------------------------------------------------------------------------------------------ | --------------- |
-| `default`  | Docker: Automatically downloads and uses the token generation script. Local: Does nothing; assumes a separate server is running externally. | ✅ Yes           |
+|------------| ------------------------------------------------------------------------------------------------------------------------------------------ | --------------- |
+| `auto`     | Docker: Automatically downloads and uses the token generation script. Local: Does nothing; assumes a separate server is running externally. | ✅ Yes           |
 | `script`   | Explicitly downloads and uses the token generation script, even locally.                                                                   | ❌ No            |
 | `disabled` | Disables token generation completely.                                                                                                      | ❌ No            |
 
@@ -176,6 +176,9 @@ Example configuration:
 generic_extractor:
   # ...  
   bguils_po_token_method: "script"
+  # For debugging add the verbose flag here:
+  ytdlp_args: "--no-abort-on-error --abort-on-error --verbose"
+
 ```
 
 **Advanced Configuration:**

src/auto_archiver/modules/generic_extractor/__manifest__.py

@@ -75,9 +75,9 @@ If you are having issues with the extractor, you can review the version of `yt-d
             "help": "Use to limit the number of videos to download when a channel or long page is being extracted. 'inf' means no limit.",
         },
         "bguils_po_token_method": {
-            "default": "default",
+            "default": "auto",
             "help": "Set up a Proof of origin token provider. This process has additional requirements. See [authentication](https://auto-archiver.readthedocs.io/en/latest/how_to/authentication_how_to.html) for more information.",
-            "choices": ["default", "script", "disabled"],
+            "choices": ["auto", "script", "disabled"],
         },
         "extractor_args": {
             "default": {},

src/auto_archiver/modules/generic_extractor/generic_extractor.py

@@ -88,7 +88,7 @@ class GenericExtractor(Extractor):
             logger.warning("Proof of Origin Token generation is disabled.")
             return
 
-        if self.bguils_po_token_method == "default" and not in_docker:
+        if self.bguils_po_token_method == "auto" and not in_docker:
             logger.info(
                 "Proof of Origin Token method not explicitly set. "
                 "If you're running an external HTTP server separately, you can safely ignore this message. "