👷 Add README.md & CHANGELOG.md size check for publishable tests (#…

…1977)

Inspired by dart-lang/pub-dev#6012.

### New Pull Request Checklist

- [x] I have read the
[Documentation](https://pub.dev/documentation/dio/latest/)
- [x] I have searched for a similar pull request in the
[project](https://github.com/cfug/dio/pulls) and found none
- [x] I have updated this branch with the latest `main` branch to avoid
conflicts (via merge from master or rebase)
- [ ] I have added the required tests to prove the fix/feature I'm
adding
- [ ] I have updated the documentation (if necessary)
- [x] I have run the tests without failures
- [ ] I have updated the `CHANGELOG.md` in the corresponding package

.github/workflows/publishable.yml

@@ -27,6 +27,30 @@ jobs:
         directory: ["dio", "plugins/cookie_manager", "plugins/http2_adapter", "plugins/native_dio_adapter"]
     steps:
       - uses: actions/checkout@v3
+      - name: "Check documents file size < 128kb"
+        working-directory: ${{ matrix.directory }}
+        run: |
+          limit_size=$(expr 128 \* 1024) # Maximum 128kb.
+          changelog_size=$(stat -c%s CHANGELOG.md)
+          echo "CHANGELOG.md file size: $changelog_size."
+          if [ $changelog_size -gt $limit_size ]; then
+            echo "CHANGELOG.md exceeded the maximum size: $changelog_size > $limit_size."
+            exit 1
+          fi
+          readme_size=$(stat -c%s README.md)
+          echo "README.md file size: $readme_size."
+          if [ $readme_size -gt $limit_size ]; then
+            echo "README.md exceeded the maximum size: $readme_size > $limit_size."
+            exit 1
+          fi
+          if [ -f README_ZH.md ]; then
+            readme_zh_size=$(stat -c%s README_ZH.md)
+            echo "README_ZH.md file size: $readme_zh_size."
+            if [ readme_zh_size -gt $limit_size ]; then
+              echo "README_ZH.md exceeded the maximum size: $readme_zh_size > $limit_size."
+              exit 1
+            fi
+          fi
       - uses: subosito/flutter-action@v2
       - run: |
           if grep -q "flutter:" "${{ matrix.directory }}/pubspec.yaml"; then

dio/CHANGELOG.md

@@ -376,4 +376,4 @@ First Stable version for 2.x
 
 - Initial version, created by Stagehand
 
-[Migration Guide]: ./migration_guide.md
+[Migration Guide]: doc/migration_guide.md