🐛 fix: change the place to save changed_files.txt

Author: C-Naoki

action.yml

@@ -35,15 +35,15 @@ runs:
     - name: Get changed markdown files
       id: files
       run: |
-        git diff --name-only ${{ github.event.before }} ${{ github.sha }} | grep "^articles/.*\.md$" > changed_files.txt
+        git diff --name-only ${{ github.event.before }} ${{ github.sha }} | grep "^articles/.*\.md$" > $GITHUB_WORKSPACE/changed_files.txt
         echo "Changed markdown files:"
-        cat changed_files.txt
+        cat $GITHUB_WORKSPACE/changed_files.txt
       continue-on-error: true
       shell: bash
 
     - name: Convert Zenn articles to Qiita format
       run: |
-        for file in $(cat changed_files.txt); do
+        for file in $(cat $GITHUB_WORKSPACE/changed_files.txt); do
           bash bin/ztoq.sh "$file"
         done
       shell: bash
@@ -52,7 +52,6 @@ runs:
 
     - name: Commit converted Qiita articles
       run: |
-        rm changed_files.txt
         git config --local user.name ${{ github.actor }}
         git config --local user.email ${{ github.actor }}@users.noreply.github.com
         git add qiita/public/*.md