workflow addition and updates

.github/workflows/pep8_nb_style_check.yml

@@ -11,4 +11,6 @@ on:
 
 jobs:
   Notebook_PEP8_Check:
-   uses: spacetelescope/notebook-ci-actions/.github/workflows/notebook_pep8check.yml@main
+   uses: spacetelescope/notebook-ci-actions/.github/workflows/notebook_pep8check.yml@v3
+   with:
+     python-version: ${{ vars.PYTHON_VERSION }}

.github/workflows/pep8_script_style_check.yml

@@ -0,0 +1,16 @@
+## This workflow performs PEP8 style checks on python scripts
+name: PEP8 Script Style Check Execution
+
+on:
+   pull_request:
+    branches:
+      - main
+    paths:
+      - 'notebooks/**.py'
+      - '*.yml'
+
+jobs:
+  Script_PEP8_Check:
+   uses: spacetelescope/notebook-ci-actions/.github/workflows/script_pep8check.yml@v3
+   with:
+     python-version: ${{ vars.PYTHON_VERSION }}

.github/workflows/weekly_broken_link_finder.yml

@@ -5,6 +5,6 @@ on:
 
 jobs:
   Scheduled:
-   uses: spacetelescope/notebook-ci-actions/.github/workflows/broken_link_checker.yml@main
+   uses: spacetelescope/notebook-ci-actions/.github/workflows/broken_link_checker.yml@v3
    with:
      website_url: "https://spacetelescope.github.io/mast_notebooks/intro.html"