diff --git a/.gitea/workflows/release.yml b/.gitea/workflows/release.yml
index 95d3905..b52fedf 100644
--- a/.gitea/workflows/release.yml
+++ b/.gitea/workflows/release.yml
@@ -1,6 +1,8 @@
 name: build and push image
 
 on: 
+  schedule:
+    - cron: '0 0 * * *'
   push:
     branches:
       - main
diff --git a/README.md b/README.md
index fcd73f1..eec0f1f 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-## <img src="./icon/ai.png" width="30"> ai `os` 
+# <img src="./icon/ai.png" width="30"> ai `os` 
 
 `aios` is a simple linux distribution based on `archlinux`.
 
@@ -14,14 +14,14 @@
 $ docker run -it git.syui.ai/ai/os ai
 ```
 
-### base
+## base
 
 ```sh
 # https://gitlab.archlinux.org/archlinux
 $ git clone https://gitlab.archlinux.org/archlinux/archiso
 ```
 
-### docker
+## docker
 
 ```sh
 # https://git.syui.ai/ai/-/packages/container/os
@@ -34,7 +34,41 @@ $ docekr run -it syui/aios ai
 $ docker run -it ghcr.io/syui/aios ai
 ```
 
-### link
+## token
+
+|env|body|
+|---|---|
+|${{ github.repository }}|syui/aios|
+|${{ secrets.DOCKER_USERNAME }}|syui|
+|${{ secrets.DOCKER_TOKEN }}|[token](https://matsuand.github.io/docs.docker.jp.onthefly/docker-hub/access-tokens/)|
+|${{ secrets.APP_TOKEN }}|[token](https://docs.github.com/ja/authentication/keeping-your-account-and-data-secure/managing-your-personal-access-tokens), pacakge|
+
+## podman
+
+```sh
+$ podman pull aios
+```
+
+https://github.com/containers/shortnames
+
+> /etc/containers/registries.conf.d/ai.conf
+
+```sh
+unqualified-search-registries = ['docker.io', 'git.syui.ai', 'ghcr.io']
+
+[aliases]
+"aios" = "git.syui.ai/ai/os"
+```
+
+```sh
+$ podman pull aios
+Resolved "aios" as an alias (/etc/containers/registries.conf.d/ai.conf)
+Trying to pull git.syui.ai/ai/os:latest...
+Getting image source signatures
+Copying blob c7e55fecf0be [====================>-----------------] 917.4MiB / 1.7GiB
+```
+
+## link
 
 - https://git.syui.ai/ai/os
 - https://github.com/syui/aios