Update DEPLOYMENT_GUIDE.md

DEPLOYMENT_GUIDE.md

@@ -61,13 +61,13 @@ Ví dụ:
 
 ```powershell
 cd D:\RoboticsSource\AccManager
-docker build -t toiiiiday/accmanager:1.0.3 .
+docker build -t toiiiiday/accmanager:"version" .
 ```
 
 ### Bước 3: Push image mới lên Docker Hub
 
 ```powershell
-docker push toiiiiday/accmanager:1.0.3
+docker push toiiiiday/accmanager:"version"
 ```
 
 ### Bước 4: Kiểm tra image đã có trên registry
@@ -83,7 +83,7 @@ https://hub.docker.com/r/toiiiiday/accmanager/tags
 
 Sửa dòng `DOCKER_IMAGE`:
 ```
-DOCKER_IMAGE=toiiiiday/accmanager:1.0.3
+DOCKER_IMAGE=toiiiiday/accmanager:"version"
 ```
 
 Mẹo PowerShell (cập nhật nhanh):