use dart dev channel.

5 years ago · 8f64a8cece
1 changed files with 1 additions and 1 deletions
--- a/.github/workflows/dart.yml
+++ b/.github/workflows/dart.yml
@ -8,7 +8,7 @@ jobs:
    runs-on: ubuntu-latest
    
    container:
-      image:  google/dart:latest
+      image:  google/dart:2.5.0-dev.2.1
    
    steps:
    - uses: actions/checkout@v1