diff --git a/.gitignore b/.gitignore
index 71f4120..7fab6a6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,6 @@
 __pycache__/
 .DS_Store
 tmp/
+
+custom/*
+!custom/config.yml.example
\ No newline at end of file
diff --git a/README.md b/README.md
index 2decb5a..02616c7 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,2 @@
 # workflows
-DevChat workflows (the `sys` directory)
-
-## Quick Start
-
-```shell
-cd ~/.chat/workflows
-git clone https://github.com/devchat-ai/workflows.git sys
-```
+DevChat workflows management for workflow engine 2.0.
diff --git a/community/README.md b/community/README.md
new file mode 100644
index 0000000..82813a2
--- /dev/null
+++ b/community/README.md
@@ -0,0 +1,3 @@
+# Workflows
+
+Workflows for DevChat contributed by the community.
\ No newline at end of file
diff --git a/custom/config.yml.example b/custom/config.yml.example
new file mode 100644
index 0000000..820c831
--- /dev/null
+++ b/custom/config.yml.example
@@ -0,0 +1,3 @@
+namespaces: 
+  - foo
+  - bar
\ No newline at end of file
diff --git a/lib/__init__.py b/lib/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/merico/README.md b/merico/README.md
new file mode 100644
index 0000000..4bd385a
--- /dev/null
+++ b/merico/README.md
@@ -0,0 +1,3 @@
+# Workflows
+
+Workflows for DevChat developed by the Merico team.