Add first attempt at running Standalone MOM

Added:

1. Build Job: Checkout CESM, Load Externals (Including MOM6)
2. Test_lightweight_standalone_mom Job: Run MOM6 on some sample test cases

.github/workflows/general-ci-tests.yml

@@ -1,5 +1,3 @@
-# This is a basic workflow to help you get started with Actions
-
 name: General MOM_interface CI
 
 # Controls when the workflow will run
@@ -10,37 +8,49 @@ on:
   pull_request:
     branches: [ "138-set-up-github-actions-ci-testing" ]
 
-  # Allows you to run this workflow manually from the Actions tab
-  workflow_dispatch:
-
-# A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
-  # This workflow contains [blank] jobs 
-  # build:
-  #   # The type of runner that the job will run on
-  #   runs-on: ubuntu-latest
+  # This workflow contains 4 jobs 
+  # Build checks out MOM through the CESM and lets us run the standalone version
+  build:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
 
-  #   # Steps represent a sequence of tasks that will be executed as part of the job
-  #   steps:
-  #     # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-  #     - uses: actions/checkout@v4
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
 
-  #     # Runs a single command using the runners shell
-  #     - name: Run a one-line script
-  #       run: echo Hello, world!
+      # Checkout CESM, Build MOM Standalone, can we add the pull request as the checkout?
+      - name: Checkout CESM and Build MOM Standalone
+        run: |
+          git clone https://github.com/ESCOMP/CESM.git -b cesm3_0_alpha03a cesm3_0_alpha03a
+          cd cesm3_0_alpha03a
+          ./bin/git-fleximod update
+          cd components/mom
+          git checkout main
+          cd standalone/build
+          ./build_examples-ncar.sh
+  # The takes the build we just made and runs the standalone mom        
+  test_lightweight_standalone_mom:
+
+    runs-on: ubuntu-latest
+    needs: build
+
+    steps:
 
-  #     # Runs a set of commands using the runners shell
-  #     - name: Run a multi-line script
-  #       run: |
-  #         echo Add other actions to build,
-  #         echo test, and deploy your project.
+      # CDs into a couple MOM examples and runs MOM in them. These are very light weight.
+      - name: Run simple mom tests
+        run: |
+          cd $HOME/cesm3_0_alpha03a/components/mom/standalone/examples/double_gyre
+          $HOME/cesm3_0_alpha03a/components/mom/standalone/build/intel/MOM6/MOM6
+          cd $HOME/cesm3_0_alpha03a/components/mom/standalone/examples/single_column/KPP
+          $HOME/cesm3_0_alpha03a/components/mom/standalone/build/intel/MOM6/MOM6
+          
 
   # Job to run the check_default_params test
   check_default_params_job:
-    # The type of runner that the job will run on
+
     runs-on: ubuntu-latest
 
-    # Steps represent a sequence of tasks that will be executed as part of the job
+    # This runs the check_default_params test
     steps:
       # Checkout the repo
       - uses: actions/checkout@v4
@@ -50,10 +60,10 @@ jobs:
 
   # Job to run the black formatter for cime_config
   black_check_for_cime_config:
-    # The type of runner that the job will run on
+
     runs-on: ubuntu-latest
 
-    # Steps represent a sequence of tasks that will be executed as part of the job
+    # This performs black formatting checks in the cime_config folder
     steps:
       # Checkout the repo
       - uses: actions/checkout@v4