diff --git a/kb-workflow/.env b/kb_workflow/.env
similarity index 100%
rename from kb-workflow/.env
rename to kb_workflow/.env
diff --git a/kb-workflow/.env.example b/kb_workflow/.env.example
similarity index 100%
rename from kb-workflow/.env.example
rename to kb_workflow/.env.example
diff --git a/kb-workflow/SKILL.md b/kb_workflow/SKILL.md
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rename from kb-workflow/SKILL.md
rename to kb_workflow/SKILL.md
diff --git a/kb-workflow/install-env.sh b/kb_workflow/install-env.sh
similarity index 100%
rename from kb-workflow/install-env.sh
rename to kb_workflow/install-env.sh
diff --git a/kb-workflow/kb_workflow.py b/kb_workflow/kb_workflow.py
similarity index 100%
rename from kb-workflow/kb_workflow.py
rename to kb_workflow/kb_workflow.py
diff --git a/kb_workflow/metadata/__init__.py b/kb_workflow/metadata/__init__.py
new file mode 100644
index 0000000..dec3e38
--- /dev/null
+++ b/kb_workflow/metadata/__init__.py
@@ -0,0 +1,10 @@
+"""KB Workflow Metadata Module
+
+提供 B站和知乎的元数据提取功能
+"""
+
+from .bilibili_extractor import BilibiliExtractor
+
+__all__ = [
+    "BilibiliExtractor",
+]
diff --git a/kb-bilibili-metadata/bilibili_extractor.py b/kb_workflow/metadata/bilibili_extractor.py
similarity index 100%
rename from kb-bilibili-metadata/bilibili_extractor.py
rename to kb_workflow/metadata/bilibili_extractor.py
diff --git a/kb-bilibili-metadata/bilibili_metadata.py b/kb_workflow/metadata/bilibili_metadata.py
similarity index 100%
rename from kb-bilibili-metadata/bilibili_metadata.py
rename to kb_workflow/metadata/bilibili_metadata.py