convert branch slashes to dashes

Author: tomdaley92

.github/workflows/build-reusable.yml

@@ -10,6 +10,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Sanitize branch name for artifact naming
+        id: sanitize
+        run: echo "ref_name=$(echo '${{ github.ref_name }}' | sed 's/\//-/g')" >> $GITHUB_OUTPUT
+
       - name: Cache SDL
         uses: actions/cache@v4
         with:
@@ -21,6 +25,8 @@ jobs:
           brew install cmake pkg-config nasm
 
       - name: Build macOS (x86_64 + arm64)
+        env:
+          GITHUB_REF_NAME: ${{ steps.sanitize.outputs.ref_name }}
         run: |
           cd MacOS
           make clean
@@ -29,7 +35,7 @@ jobs:
       - name: Upload macOS build artifact
         uses: actions/upload-artifact@v4
         with:
-          name: Kiwi8-${{ github.ref_name }}-macOS
+          name: Kiwi8-${{ steps.sanitize.outputs.ref_name }}-macOS
           path: MacOS/release/
           retention-days: 7
 
@@ -38,6 +44,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Sanitize branch name for artifact naming
+        id: sanitize
+        shell: pwsh
+        run: echo "ref_name=$('${{ github.ref_name }}'.Replace('/', '-'))" >> $env:GITHUB_OUTPUT
+
       - name: Cache SDL
         uses: actions/cache@v4
         with:
@@ -50,6 +61,8 @@ jobs:
             arch: amd64
 
       - name: Build Windows (x64)
+        env:
+          GITHUB_REF_NAME: ${{ steps.sanitize.outputs.ref_name }}
         shell: cmd
         run: |
           cd Windows
@@ -59,6 +72,6 @@ jobs:
       - name: Upload Windows build artifact
         uses: actions/upload-artifact@v4
         with:
-          name: Kiwi8-${{ github.ref_name }}-Windows
+          name: Kiwi8-${{ steps.sanitize.outputs.ref_name }}-Windows
           path: Windows\release\
           retention-days: 7