Exclude WIP and draft PRs from tests

.github/workflows/test_pr_and_main.yml

@@ -7,6 +7,11 @@ on:
   pull_request:
     branches:
       - main
+    types:
+      - opened
+      - reopened
+      - synchronize
+      - ready_for_review
   workflow_dispatch:
     inputs:
       git-ref:
@@ -34,6 +39,9 @@ jobs:
   lint:
     name: lint/style-and-typos
     runs-on: ubuntu-latest
+    if: |
+      ${{ ! github.event.pull_request.draft &&
+      github.event.pull_request.title != *"WIP"* }}
     steps:
     - name: Checkout Pyomo source
       uses: actions/checkout@v4

doc/OnlineDocs/contribution_guide.rst

@@ -71,6 +71,10 @@ at least 70% coverage of the lines modified in the PR and prefer coverage
 closer to 90%. We also require that all tests pass before a PR will be 
 merged.
 
+.. note::
+   If you are having issues getting tests to pass on your Pull Request,
+   please tag any of the core developers to ask for help.
+
 The Pyomo main branch provides a Github Actions workflow (configured
 in the ``.github/`` directory) that will test any changes pushed to
 a branch with a subset of the complete test harness that includes
@@ -82,13 +86,17 @@ This will enable the tests to run automatically with each push to your fork.
 
 At any point in the development cycle, a "work in progress" pull request
 may be opened by including '[WIP]' at the beginning of the PR
-title. This allows your code changes to be tested by the full suite of
-Pyomo's automatic
-testing infrastructure. Any pull requests marked '[WIP]' will not be
+title. Any pull requests marked '[WIP]' or draft will not be
 reviewed or merged by the core development team. However, any
 '[WIP]' pull request left open for an extended period of time without
 active development may be marked 'stale' and closed.
 
+.. note::
+   Draft and WIP Pull Requests will **NOT** trigger tests. This is an effort to
+   keep our backlog as available as possible. Please liberally use the provided
+   branch testing for draft functionality.
+
+
 Python Version Support
 ++++++++++++++++++++++