fix: add metadata setting for uploaded assets in build workflows

Author: liuruibin

.github/workflows/build-dev.yml

@@ -18,4 +18,5 @@ jobs:
 
     - name: Upload Assets to OSS
       run: |
-        ossutil sync tools oss://apps-fit2cloud-com/dev/maxkb --update --delete --force
+        ossutil sync tools oss://apps-fit2cloud-com/dev/maxkb --update --delete --force
+        ossutil set-meta oss://apps-fit2cloud-com/dev/maxkb -r --include "*.mk" --meta Content-Disposition:attachment

.github/workflows/build.yml

@@ -18,4 +18,5 @@ jobs:
 
     - name: Upload Assets to OSS
       run: |
-        ossutil sync tools oss://apps-fit2cloud-com/stable/maxkb --update --delete --force
+        ossutil sync tools oss://apps-fit2cloud-com/stable/maxkb --update --delete --force
+        ossutil set-meta oss://apps-fit2cloud-com/stable/maxkb -r --include "*.mk" --meta Content-Disposition:attachment