Fix: Use macOS 15 runner with Swift 6.0

.github/workflows/build-release.yml

@@ -3,13 +3,13 @@ name: Build and Release DMG
 on:
   push:
     tags:
-      - 'v0.*.*'  # Accepte v0.1.0, v0.2.5, etc.
-      - 'v[1-9].*.*'  # Accepte aussi v1.0.0+ pour le futur
+      - 'v0.*.*'
+      - 'v[1-9].*.*'
   workflow_dispatch:
 
 jobs:
   build:
-    runs-on: macos-14
+    runs-on: macos-15  # ← CHANGÉ de macos-14 à macos-15
     
     steps:
     - name: Checkout code
@@ -18,7 +18,7 @@ jobs:
     - name: Setup Xcode
       uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: '15.2'
+        xcode-version: '16.1'  # ← CHANGÉ de 15.2 à 16.1 (inclut Swift 6)
     
     - name: Resolve Swift Package Dependencies
       run: |
@@ -49,7 +49,7 @@ jobs:
         mkdir -p dmg_content
         cp -R "$APP_PATH" dmg_content/
         
-        # Ajoute un lien vers /Applications (pratique pour l'installation)
+        # Ajoute un lien vers /Applications
         ln -s /Applications dmg_content/Applications
         
         # Crée le DMG
@@ -65,7 +65,7 @@ jobs:
       with:
         files: iDither-*.dmg
         draft: false
-        prerelease: ${{ startsWith(github.ref, 'refs/tags/v0.') }}  # v0.x.x = prerelease
+        prerelease: ${{ startsWith(github.ref, 'refs/tags/v0.') }}
         body: |
           ## iDither ${{ github.ref_name }}
           
@@ -78,5 +78,3 @@ jobs:
           
           ---
           Build automatique via GitHub Actions
-      env:
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}