Fix drag-out losing audio and FX-container drops losing the capture; re-home ingest under shell/actions

src/core/ui/drag_out.cpp

@@ -48,4 +48,11 @@ PathList assemblePathList(const std::vector<ResolvedSample>& resolved) {
     return out;
 }
 
+OsHandoff decideOsHandoff(const std::vector<std::string>& paths) {
+    OsHandoff out;
+    out.startOsDrag = !paths.empty();
+    out.releaseInternalDrag = out.startOsDrag;
+    return out;
+}
+
 } // namespace reasampler::ui