ci: update to tool for creating dmg

Author: 0xbrayo

.github/workflows/release.yml

@@ -157,8 +157,11 @@ jobs:
             exit 0
           fi
 
+          # Set paths for app and DMG files
           APP_PATH="src-tauri/target/release/bundle/macos/gptme-tauri.app"
-          DMG_PATH="src-tauri/target/release/bundle/dmg/gptme-tauri_${{ matrix.arch }}.dmg"
+          DMG_DIR="src-tauri/target/release/bundle/dmg"
+          DMG_PATH="$DMG_DIR/gptme-tauri_${{ matrix.arch }}.dmg"
+          mkdir -p "$DMG_DIR"
 
           echo "Signing app bundle at $APP_PATH"
           # Sign app bundle with deep signing
@@ -168,18 +171,23 @@ jobs:
           codesign --verify --verbose "$APP_PATH"
 
           echo "Creating DMG file"
-          # Create DMG using create-dmg tool
-          npm install -g create-dmg
-          create-dmg \
-            --volname "gptme-tauri" \
-            --volicon "src-tauri/icons/icon.icns" \
-            --window-pos 200 120 \
-            --window-size 600 300 \
-            --icon "gptme-tauri.app" 125 150 \
-            --app-drop-link 425 150 \
-            --codesign "$APPLE_SIGNING_IDENTITY" \
-            "$DMG_PATH" \
-            "$APP_PATH"
+          # Create a directory for the DMG contents
+          mkdir -p dmg-contents
+
+          # Copy the app to a temporary location
+          cp -r "$APP_PATH" dmg-contents/
+
+          # Create a symlink to Applications folder
+          ln -s /Applications dmg-contents/
+
+          # Create the DMG using native hdiutil (more reliable than third-party tools)
+          hdiutil create -volname "gptme-tauri" \
+            -srcfolder dmg-contents \
+            -ov -format UDZO \
+            "$DMG_PATH"
+
+          # Clean up temporary directory
+          rm -rf dmg-contents
 
           echo "Signing DMG file"
           codesign --force -s "$APPLE_SIGNING_IDENTITY" --keychain build.keychain "$DMG_PATH"
@@ -198,7 +206,8 @@ jobs:
             exit 0
           fi
 
-          DMG_PATH="src-tauri/target/release/bundle/dmg/gptme-tauri_${{ matrix.arch }}.dmg"
+          # Use the same DMG path as defined in the sign step
+          echo "Using DMG path for notarization: $DMG_PATH"
 
           echo "Uploading DMG for notarization"
           xcrun notarytool submit "$DMG_PATH" \