docs: use GitHub Actions native if conditions instead of bash

- Replace bash conditional logic with GitHub Actions if statements
- Use proper syntax: if: steps.test.outputs.triggered == 'true'
- Split into separate steps for cleaner conditional execution
- Follows GitHub Actions best practices for conditional workflows

Author: DerekRoberts

README.md

@@ -204,12 +204,12 @@ Has the action been triggered by path changes? \[true|false\]
     triggers: ('frontend/')
 
 - name: Check if tests were triggered
-  run: |
-    if [ "${{ steps.test.outputs.triggered }}" = "true" ]; then
-      echo "✅ Tests were triggered by path changes"
-    else
-      echo "ℹ️ Tests were not triggered (no matching path changes)"
-    fi
+  if: steps.test.outputs.triggered == 'true'
+  run: echo "✅ Tests were triggered by path changes"
+
+- name: Tests not triggered
+  if: steps.test.outputs.triggered != 'true'
+  run: echo "ℹ️ Tests were not triggered (no matching path changes)"
 ```
 
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