Allow custom content for tag list page

hooks/tags.py

@@ -22,9 +22,7 @@ def on_files(files: Files, config):
         tags.update(metadata.get("tags", []))
 
     for tag in tags:
-        found_tag_page = files.get_file_from_path(f"tags/{tag}.md")
-
-        if found_tag_page:
+        if found_tag_page := files.get_file_from_path(f"tags/{tag}.md"):
             with open(found_tag_page.abs_src_path) as f:
                 content, _ = meta.get_data(f.read())
 
@@ -32,18 +30,26 @@ def on_files(files: Files, config):
         else:
             content = ""
 
-        filename = f"{tag}.md"
+        filename = f"tags/{tag}.md"
 
-        write_file(template.render(tag=tag, content=content).encode(), os.path.join(TAGS_TEMP_DIR, "tags", filename))
+        write_file(template.render(tag=tag, content=content).encode(), os.path.join(TAGS_TEMP_DIR, filename))
 
         files.append(File(
-            path=f"tags/{filename}",
+            path=filename,
             src_dir=TAGS_TEMP_DIR,
             dest_dir=config["site_dir"],
             use_directory_urls=True
         ))
 
-    write_file(list_template.render().encode(), os.path.join(TAGS_TEMP_DIR, "tags", "index.md"))
+    if found_index_page := files.get_file_from_path("tags/index.md"):
+        with open(found_index_page.abs_src_path) as f:
+            content, _ = meta.get_data(f.read())
+
+        files.remove(found_index_page)
+    else:
+        content = ""
+
+    write_file(list_template.render(content=content).encode(), os.path.join(TAGS_TEMP_DIR, "tags", "index.md"))
 
     files.append(File(
         path="tags/index.md",

theme/tag-list-template.md

@@ -3,4 +3,4 @@ template: tag.html
 title: All tags
 ---
 
-All the tags
+{{ content }}