fix: made default shell sh instead of bash

node:apline doesn't include bash it only has sh so i set the default shell to that

.github/workflows/ci.yml

@@ -8,6 +8,10 @@ jobs:
   build-and-publish:
     runs-on: node-latest
 
+    defaults:
+      run:
+        shell: sh
+
     steps:
       - name: Install dependencies
         run: npm ci --prefer-offline