ci:Add GPG signing and language file handling to update-hashes workflow

Author: Suyunmeng

.github/workflows/update-hashes.yml

@@ -103,11 +103,35 @@ jobs:
             git diff openlist/Makefile
           fi
 
-      - name: Configure Git
-        if: steps.changes.outputs.has_changes == 'true'
+      - name: Check for changes and stage
+        id: verify-changed-files
+        run: |
+          cp -f ./backend/lang/*.json ./src/lang/en/ 2>/dev/null || :
+          if git diff --quiet HEAD -- src/lang/en/; then
+            echo "No changes detected in src/lang/en/"
+            echo "changed=false" >> $GITHUB_OUTPUT
+          else
+            echo "Changes detected in src/lang/en/"
+            git add src/lang/en/
+            echo "changed=true" >> $GITHUB_OUTPUT
+          fi
+
+      - name: Import GPG key
+        if: steps.verify-changed-files.outputs.changed == 'true'
+        uses: crazy-max/ghaction-import-gpg@v6
+        with:
+          gpg_private_key: ${{ secrets.BOT_GPG_PRIVATE_KEY }}
+          passphrase: ${{ secrets.BOT_GPG_PASSPHRASE }}
+          git_config_global: true
+          git_user_signingkey: true
+          git_commit_gpgsign: true
+          git_tag_gpgsign: true
+
+      - name: Setup CI Bot
+        if: steps.verify-changed-files.outputs.changed == 'true'
         run: |
-          git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
-          git config --local user.name "github-actions[bot]"
+          git config --global user.name "The OpenList Bot"
+          git config --global user.email "bot@openlist.team"
 
       - name: Commit and Push Changes
         if: steps.changes.outputs.has_changes == 'true'