fix downgrade check

.github/workflows/benchmark.yml

@@ -5,6 +5,13 @@ on:
 permissions:
   pull-requests: write
 
+concurrency:
+  # group by workflow and ref; the last slightly strange component ensures that for pull
+  # requests, we limit to 1 concurrent job, but for the master branch we don't
+  group: ${{ github.workflow }}-${{ github.ref }}-${{ (github.ref != 'refs/heads/master' && github.ref != 'refs/heads/main') || github.run_number }}
+  # Cancel intermediate builds, but only if it is a pull request build.
+  cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}
+
 jobs:
   benchmark:
     runs-on: ubuntu-latest

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
       matrix:
         version:
           - '1'
-          - '1.10'
+          - '1.12'
         os:
           - ubuntu-latest
         threads:

.github/workflows/downgrade.yml

@@ -8,14 +8,22 @@ on:
     branches: [master, main]
     paths-ignore:
       - 'docs/**'
+
+concurrency:
+  # group by workflow and ref; the last slightly strange component ensures that for pull
+  # requests, we limit to 1 concurrent job, but for the master branch we don't
+  group: ${{ github.workflow }}-${{ github.ref }}-${{ (github.ref != 'refs/heads/master' && github.ref != 'refs/heads/main') || github.run_number }}
+  # Cancel intermediate builds, but only if it is a pull request build.
+  cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}
+
 env:
   PYTHON: ~
 jobs:
   test:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        version: ['1']
+        version: ['1.12']
     steps:
       - uses: actions/checkout@v6
       - uses: julia-actions/setup-julia@v1
@@ -24,6 +32,7 @@ jobs:
       - uses: julia-actions/julia-downgrade-compat@v2
         with:
           skip: Pkg,TOML,InteractiveUtils,Random,LinearAlgebra
+          julia_version: ${{ matrix.version }}
       - uses: julia-actions/cache@v2
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1