Point StaticArrays and FiniteDifferences to their v2 compat forks

Author: JamesWrigley

.github/workflows/CI.yml

@@ -29,14 +29,14 @@ jobs:
           - "pre"  # Pre-release/nightly
         os:
           - ubuntu-latest
-          - macOS-13 # Intel
+          - macOS-26-intel # Intel
           - windows-latest
         arch:
           - x64
           - x86
         exclude:
           # Test 32-bit only on Linux
-          - os: macOS-13
+          - os: macOS-26-intel
             arch: x86
           - os: windows-latest
             arch: x86
@@ -50,8 +50,14 @@ jobs:
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
-      - uses: julia-actions/cache@v2
+      - uses: julia-actions/cache@v3
       - uses: julia-actions/julia-buildpkg@v1
+      - run: |
+          julia --project -e '
+          using Pkg
+          Pkg.add([PackageSpec(; url="https://github.com/JamesWrigley/StaticArrays.jl.git", rev="compat"),
+                   PackageSpec(; url="https://github.com/JamesWrigley/FiniteDifferences.jl.git", rev="compat")])
+          '
       - uses: julia-actions/julia-runtest@v1
       - uses: julia-actions/julia-processcoverage@v1
       - uses: codecov/codecov-action@v5

.github/workflows/Downgrade.yml

@@ -28,6 +28,12 @@ jobs:
 #        if: ${{ matrix.version == '1.6' }}
         with:
           skip: Pkg,TOML
+      - run: |
+          julia --project -e '
+          using Pkg
+          Pkg.add([PackageSpec(; url="https://github.com/JamesWrigley/StaticArrays.jl.git", rev="compat"),
+                   PackageSpec(; url="https://github.com/JamesWrigley/FiniteDifferences.jl.git", rev="compat")])
+          '
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
         with:

.github/workflows/JuliaNightly.yml

@@ -27,12 +27,18 @@ jobs:
       - uses: julia-actions/setup-julia@v2
         with:
           version: nightly
-      - uses: julia-actions/cache@v2
+      - uses: julia-actions/cache@v3
       - uses: julia-actions/julia-buildpkg@v1
+      - run: |
+          julia --project -e '
+          using Pkg
+          Pkg.add([PackageSpec(; url="https://github.com/JamesWrigley/StaticArrays.jl.git", rev="compat"),
+                   PackageSpec(; url="https://github.com/JamesWrigley/FiniteDifferences.jl.git", rev="compat")])
+          '
       - uses: julia-actions/julia-runtest@v1
       - uses: julia-actions/julia-processcoverage@v1
       - uses: codecov/codecov-action@v5
         with:
           files: lcov.info
           token: ${{ secrets.CODECOV_TOKEN }}
-          fail_ci_if_error: true
+          fail_ci_if_error: true