ci: find the desktop bundles in CARGO_TARGET_DIR

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

scripts/build-gui.sh

@@ -41,7 +41,7 @@ cd apps/gui/src-tauri
 case "$platform" in
   linux)
     tauri build --bundles appimage,deb
-    bundle=target/release/bundle
+    bundle="${CARGO_TARGET_DIR:-target}/release/bundle"
     cp "$bundle"/appimage/*.AppImage "$bundle"/deb/*.deb ../../../dist-gui/
     # O atualizador do Tauri (quando o projeto usa) precisa do .sig ao lado.
     cp "$bundle"/appimage/*.AppImage.sig ../../../dist-gui/ 2>/dev/null || true
@@ -49,7 +49,7 @@ case "$platform" in
   windows)
     rustup target add x86_64-pc-windows-msvc >/dev/null
     tauri build --runner cargo-xwin --target x86_64-pc-windows-msvc --bundles nsis
-    bundle=target/x86_64-pc-windows-msvc/release/bundle/nsis
+    bundle="${CARGO_TARGET_DIR:-target}/x86_64-pc-windows-msvc/release/bundle/nsis"
     cp "$bundle"/*-setup.exe ../../../dist-gui/
     cp "$bundle"/*-setup.exe.sig ../../../dist-gui/ 2>/dev/null || true
     ;;