[koharu] implement 'tags' option

docs/configuration.rst

@@ -1058,7 +1058,8 @@ Description
 extractor.*.postprocessors
 --------------------------
 Type
-    ``list`` of |Postprocessor Configuration|_ objects
+    * |Postprocessor Configuration|_ object
+    * ``list`` of |Postprocessor Configuration|_ objects
 Example
     .. code:: json
 
@@ -2363,6 +2364,18 @@ Description
     * ``"hitomi"``:  Download the corresponding gallery from ``hitomi.la``
 
 
+extractor.exhentai.tags
+-----------------------
+Type
+    ``bool``
+Default
+    ``false``
+Description
+    Group ``tags`` by type and
+    provide them as ``tags_<type>`` metadata fields,
+    for example ``tags_artist`` or ``tags_character``.
+
+
 extractor.fanbox.comments
 -------------------------
 Type
@@ -3032,6 +3045,18 @@ Description
     | ``"780"``, ``"980"``, ``"1280"``, ``"1600"``, ``"0"`` (original)
 
 
+extractor.koharu.tags
+---------------------
+Type
+    ``bool``
+Default
+    ``false``
+Description
+    Group ``tags`` by type and
+    provide them as ``tags_<type>`` metadata fields,
+    for example ``tags_artist`` or ``tags_character``.
+
+
 extractor.lolisafe.domain
 -------------------------
 Type
@@ -5156,8 +5181,9 @@ Type
 Default
     ``false``
 Description
-    Categorize tags by their respective types
-    and provide them as ``tags_<type>`` metadata fields.
+    Group ``tags`` by type and
+    provide them as ``tags_<type>`` metadata fields,
+    for example ``tags_artist`` or ``tags_character``.
 
     Note: This requires 1 additional HTTP request per post.