ci: another another aproach

Author: rjaegers

.github/actions/update-vscode-extensions/action.yml

@@ -11,9 +11,9 @@ outputs:
   updated-dependencies:
     description: JSON array with the names of the updated dependencies
     value: ${{ steps.update-extensions.outputs.updated-dependencies }}
-  markdown-summary:
-    description: Markdown summary of update result
-    value: ${{ steps.update-extensions.outputs.markdown-summary }}
+  markdown-summary-file:
+    description: Path to a file containing the markdown summary of update result
+    value: ${{ steps.update-extensions.outputs.markdown-summary-file }}
 
 runs:
   using: composite
@@ -24,11 +24,8 @@ runs:
         sudo npm install -g @vscode/vsce
       shell: bash
     - run: |
-        EOF=$(dd if=/dev/urandom bs=15 count=1 status=none | base64)
-        echo "markdown-summary<<${EOF}" >> "${GITHUB_OUTPUT}"
-        echo "$(${GITHUB_ACTION_PATH}/update-vscode-extensions.sh ${INPUT_FILE})" >> "${GITHUB_OUTPUT}"
-        echo "${EOF}" >> "${GITHUB_OUTPUT}"
-
+        ${GITHUB_ACTION_PATH}/update-vscode-extensions.sh ${INPUT_FILE}
+        echo "markdown-summary-file=${RUNNER_TEMP}/markdown-summary.md" >> "${GITHUB_OUTPUT}"
         echo "updated-dependencies=$(cat updated-extensions.json)" >> "${GITHUB_OUTPUT}"
         rm updated-extensions.json
       id: update-extensions

.github/actions/update-vscode-extensions/update-vscode-extensions.sh

@@ -64,4 +64,5 @@ EXTENSIONS=$(echo "[${EXTENSIONS::-1}]" | jq 'sort_by(. | ascii_downcase)')
 echo $JSON | jq '.customizations.vscode.extensions = $extensions' --argjson extensions "$EXTENSIONS" > $FILE
 
 echo "$UPDATE_DETAILS_MARKDOWN"
+echo "$UPDATE_DETAILS_MARKDOWN" > "${RUNNER_TEMP}/markdown-summary.md"
 echo "$UPDATED_EXTENSIONS_JSON" > updated-extensions.json

.github/workflows/update-dependencies.yml

@@ -77,10 +77,10 @@ jobs:
             echo "> [!NOTE]"
             echo "> Before merging this PR, please conduct a manual test checking basic functionality of the updated plug-ins. There are limited automated tests for the VS Code Extension updates."
             echo ""
-            echo "$MARKDOWN_SUMMARY"
+            cat "$MARKDOWN_SUMMARY_FILE"
           } >> pull-request-body.md
         env:
-          MARKDOWN_SUMMARY: ${{ steps.update-extensions.outputs.markdown-summary }}
+          MARKDOWN_SUMMARY_FILE: ${{ steps.update-extensions.outputs.markdown-summary-file }}
       - uses: actions/create-github-app-token@29824e69f54612133e76f7eaac726eef6c875baf # v2.2.1
         id: token
         if: github.event_name != 'pull_request'