Update event info to note that the workflow was triggered manually if…

… the repo/title was not provided. Update description of workflow_dispatch argument to describe what it can be used for when triggering manually. Only run step to build URL to commit that triggered workflow if it was triggered from an external repo

.github/workflows/testing.yml

@@ -35,7 +35,7 @@ on:
       force_met_image:
         description: 'MET DockerHub repo to force run to use, e.g. met:11.1.0 or met-dev:feature_XYZ_name-PR. Leave this blank to determine repo automatically.'
       repository:
-        description: 'Repository that triggered workflow (used by external repo triggering)'
+        description: 'Repository that triggered workflow if triggered by external repo or title of workflow run if triggered via web interface'
       sha:
         description: 'Commit hash that triggered the event (used by external repo triggering)'
       ref:
@@ -48,7 +48,7 @@ on:
 jobs:
 
   event_info:
-    name: "Trigger: ${{ github.event_name != 'workflow_dispatch' && github.event_name || github.event.inputs.repository }} ${{ github.event_name != 'workflow_dispatch' && 'event' || github.event.inputs.sha }} ${{ github.event_name != 'workflow_dispatch' && 'local' || github.event.inputs.actor }} "
+    name: "Trigger: ${{ github.event_name != 'workflow_dispatch' && github.event_name || (github.event.inputs.repository || 'Manual Trigger Testing') }} ${{ github.event_name != 'workflow_dispatch' && 'event' || github.event.inputs.sha }} ${{ github.event_name != 'workflow_dispatch' && 'local' || github.event.inputs.actor }} "
     runs-on: ubuntu-latest
     steps:
       - name: Print GitHub values for reference
@@ -59,7 +59,7 @@ jobs:
         # message is too long
         continue-on-error: true
       - name: Build URL for commit that triggered workflow
-        if: github.event_name == 'workflow_dispatch'
+        if: github.event_name == 'workflow_dispatch' && startsWith(github.event.inputs.repository, 'dtcenter/') && github.event.inputs.sha
         run: echo https://github.com/${{ github.event.inputs.repository }}/commit/${{ github.event.inputs.sha }}
 
   job_control: