Strudel Studio v0.2.0

Initial public release of Strudel Studio for DeepDeck.

Highlights:

• Song-level timeline with 1–12 sections and full-song playback
• Independent 16-step patterns per track and section
• 31 instruments, safe Web Audio preview and Strudel source export
• English and Simplified Chinese interface
• Structured, revision-safe arrangement editing through the DeepDeck main Agent
• Local persistence, migration, undo/redo, section seeking and track management