test: manual triggered workflows (#2637)

.github/workflows/manual-triggered-job-example.yml

@@ -5,6 +5,12 @@ permissions:
 
 on:
   workflow_dispatch:
+    inputs:
+      files:
+        required: false
+        type: string
+        default: |
+          **.md **/**.md test/*.txt
 
 jobs:
   test:
@@ -35,8 +41,8 @@ jobs:
         id: changed-files-glob
         uses: ./
         with:
-          files: |
-            test/*.txt
+          files: ${{ inputs.files }}
+          files_separator: " "  # Space delimited files (default is "\n")
 
       - name: Show output
         run: |