fix(action): ensure valid JSON output by using unique delimiter for multiline outputs

README.md

@@ -194,6 +194,10 @@ go to the [Gemini Assistant workflow documentation](./examples/workflows/gemini-
 
 -   <a name="__input_workflow_name"></a><a href="#user-content-__input_workflow_name"><code>workflow_name</code></a>: _(Optional, default: `${{ github.workflow }}`)_ The GitHub workflow name, used for telemetry purposes.
 
+-   <a name="__input_github_pr_number"></a><a href="#user-content-__input_github_pr_number"><code>github_pr_number</code></a>: _(Optional, default: `${{ github.event.pull_request.number }}`)_ The Pull Request number the CLI is operating on. Defaults to the event payload.
+
+-   <a name="__input_github_issue_number"></a><a href="#user-content-__input_github_issue_number"><code>github_issue_number</code></a>: _(Optional, default: `${{ github.event.issue.number }}`)_ The Issue number (or comma-separated list of issue numbers) the CLI is operating on. Defaults to the event payload.
+
 
 <!-- END_AUTOGEN_INPUTS -->
 <!-- prettier-ignore-end -->

action.yml

@@ -350,22 +350,27 @@ runs:
 
 
         # Set the captured response as a step output, supporting multiline
-        echo "gemini_response<<EOF" >> "${GITHUB_OUTPUT}"
-        if [[ -n "${RESPONSE}" ]]; then
-          echo "${RESPONSE}" >> "${GITHUB_OUTPUT}"
-        else
-          cat "${TEMP_STDOUT}" >> "${GITHUB_OUTPUT}"
-        fi
-        echo "EOF" >> "${GITHUB_OUTPUT}"
+        DELIMITER="__GEMINI_EOF__"
+        {
+          echo "gemini_response<<${DELIMITER}"
+          if [[ -n "${RESPONSE}" ]]; then
+            echo "${RESPONSE}"
+          else
+            cat "${TEMP_STDOUT}"
+          fi
+          echo "${DELIMITER}"
+        } >> "${GITHUB_OUTPUT}"
 
         # Set the captured errors as a step output, supporting multiline
-        echo "gemini_errors<<EOF" >> "${GITHUB_OUTPUT}"
-        if [[ -n "${ERROR_JSON}" ]]; then
-          echo "${ERROR_JSON}" >> "${GITHUB_OUTPUT}"
-        else
-          cat "${TEMP_STDERR}" >> "${GITHUB_OUTPUT}"
-        fi
-        echo "EOF" >> "${GITHUB_OUTPUT}"
+        {
+          echo "gemini_errors<<${DELIMITER}"
+          if [[ -n "${ERROR_JSON}" ]]; then
+            echo "${ERROR_JSON}"
+          else
+            cat "${TEMP_STDERR}"
+          fi
+          echo "${DELIMITER}"
+        } >> "${GITHUB_OUTPUT}"
 
         # Generate Job Summary
         if [[ -n "${GITHUB_STEP_SUMMARY:-}" ]]; then