Only build & test using macos runners for tags

Author: andreas-el

.github/workflows/build_and_test.yml

@@ -24,7 +24,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: ['ubuntu-latest', 'macos-latest-xlarge']
+        os: ['ubuntu-latest']
 
     runs-on: ${{ matrix.os }}
 
@@ -107,6 +107,7 @@ jobs:
       python-version: ${{ matrix.python-version }}
 
   build-mac:
+    if: github.ref_type == 'tag' # only build for mac when tags
     strategy:
       fail-fast: false
       matrix:
@@ -150,6 +151,7 @@ jobs:
       python-version: ${{ matrix.python-version }}
 
   test-mac:
+    if: github.ref_type == 'tag' # only test for mac when tags
     needs: [build-mac]
     strategy:
       fail-fast: false

.github/workflows/run_ert_test_data_setups.yml

@@ -22,13 +22,18 @@ jobs:
       matrix:
         python-version: ['3.8', '3.11', '3.12']
         os: [ubuntu-latest, macos-13, macos-latest-xlarge]
+        isPR: [ ${{ github.ref_type != 'tag' }} ]
         exclude:
-        - python-version: '3.11'
-          os: macos-13
-        - python-version: '3.11'
-          os: macos-latest-xlarge
-        - python-version: '3.8'
-          os: macos-latest-xlarge
+          - isPR: true
+            os: macos-latest-xlarge
+          - isPR: true
+            os: macos-13
+          - python-version: '3.11'
+            os: macos-13
+          - python-version: '3.11'
+            os: macos-latest-xlarge
+          - python-version: '3.8'
+            os: macos-latest-xlarge
 
     runs-on: ${{ matrix.os }}