diff --git a/README.md b/README.md
index 3d907f4..be044fe 100644
--- a/README.md
+++ b/README.md
@@ -4,13 +4,13 @@
 
 ## snapshot
 
-![image](https://github.com/Hufe921/canvas-editor/blob/main/src/assets/snapshots/main_v0.7.7.png)
+![image](https://github.com/Hufe921/canvas-editor/blob/main/src/assets/snapshots/main_v0.8.0.png)
 
 ## next features
 
 1. fix bugs
 2. compress output data size ✔
-3. usage mode
+3. usage mode ✔
 4. unit test
 5. controls
 
diff --git a/package.json b/package.json
index 2c0f441..89d16d2 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {
-  "version": "0.7.8",
+  "version": "0.8.0",
   "scripts": {
     "dev": "vite",
     "lib": "tsc && vite build --mode lib",
diff --git a/src/assets/snapshots/main_v0.8.0.png b/src/assets/snapshots/main_v0.8.0.png
new file mode 100644
index 0000000..9f053a9
Binary files /dev/null and b/src/assets/snapshots/main_v0.8.0.png differ