made target text optional so we can use fallback (#138)

* made target text optional so we can use fallback

* updated github workflow

Author: sauravpanda

.github/workflows/publish.yml

@@ -46,6 +46,8 @@ jobs:
         working-directory: workflows
     steps:
       - uses: actions/checkout@v4
+        with:
+          ref: ${{ github.ref }} # Checkout the release tag commit
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
@@ -54,8 +56,3 @@ jobs:
       - run: uv run ruff check --no-fix --select PLE # check only for syntax errors
       - run: uv build
       - run: uv publish --token ${{ secrets.PYPI_API_TOKEN }}
-      - name: Push to stable branch (if stable release)
-        if: startsWith(github.ref_name, 'v') && !contains(github.ref_name, 'rc')
-        run: |
-          git checkout -b stable
-          git push origin stable

workflows/workflow_use/schema/views.py

@@ -43,9 +43,9 @@ class SelectorWorkflowSteps(BaseWorkflowStep):
 	)
 
 	# PRIMARY: Text-based semantic targeting (non-brittle)
-	target_text: str = Field(
-		...,
-		description='Visible or accessible text to identify the element. Use hierarchical context for disambiguation (e.g., "Submit (in Personal Information)", "Edit (item 2 of 3)").',
+	target_text: Optional[str] = Field(
+		None,
+		description='Visible or accessible text to identify the element. Use hierarchical context for disambiguation (e.g., "Submit (in Personal Information)", "Edit (item 2 of 3)"). If None, relies on selectorStrategies fallback.',
 	)
 
 	# OPTIONAL: Context hints for disambiguation (stored as text, not selectors)