🛠️ Optimizations and fixes for iCloud sync

🛠️ Fix bugs, when the app crashed on opening chats with saved draft or deleting existing chat. Improvements for iCloud sync performance

🛠️ Add missing patch for OpenAI Responses API

🛠️ Fix sidebar autoexpanding with existing chats

🛠️ Add "Clear chat" action to "Chat" menubar

Merge pull request #143 from Renset/pdf-uploads

🛠️ Standartize file headers date & authoring. Small margin fix

🛠️ Bump version

Merge remote-tracking branch 'origin/main' into pdf-uploads

✨ Support PDF/Image uploads for OpenRouter. Imrpovements in Reasoning UI (added timing + collapsed by default)

Merge pull request #124 from boriselec/boriselec/2

✨ Support PDF uploads in Gemini handler

✨ Save attachments in the syncable draft

✨ Improve attachment button

🛠️ Improve image uploads handling