fix: scope Firstrade heartbeat reports

Co-Authored-By: Codex <noreply@openai.com>

Author: Pigbibi

.github/workflows/execution-report-heartbeat.yml

@@ -38,6 +38,7 @@ jobs:
       id-token: write
     env:
       RUNTIME_HEARTBEAT_NAME: FirstradePlatform
+      RUNTIME_HEARTBEAT_REPORT_PLATFORM: firstrade
       RUNTIME_HEARTBEAT_LOOKBACK_HOURS: ${{ inputs.lookback_hours || vars.RUNTIME_HEARTBEAT_LOOKBACK_HOURS || '36' }}
       RUNTIME_HEARTBEAT_FAIL_WORKFLOW_ON_ALERT: ${{ inputs.fail_workflow_on_alert || vars.RUNTIME_HEARTBEAT_FAIL_WORKFLOW_ON_ALERT || 'true' }}
       RUNTIME_HEARTBEAT_ACCEPT_STAGES: ${{ vars.RUNTIME_HEARTBEAT_ACCEPT_STAGES }}

.github/workflows/runtime-target-lifecycle.yml

@@ -120,6 +120,7 @@ jobs:
         id: execution_heartbeat
         env:
           RUNTIME_HEARTBEAT_NAME: FirstradePlatform lifecycle
+          RUNTIME_HEARTBEAT_REPORT_PLATFORM: firstrade
           RUNTIME_HEARTBEAT_REQUIRED_SERVICES: ${{ secrets.CLOUD_RUN_SERVICE }}
           RUNTIME_HEARTBEAT_FAIL_WORKFLOW_ON_ALERT: "true"
         run: |