v0.4.6

Bugs fixed:
- Fix Gemini infinite loop on Thinking-only responses (#704)
- Fix tool_blocklist not detected on daemon restart (#666)
- Fix MCP servers not receiving credentials from .env/vault (#660)
- Fix image base64 causing compaction storms (#648)
- Fix phantom action hallucination — LLM can't claim completion without tools (#688)
- Fix desktop app not loading .env files (#687)
- Fix duplicate sessions from session ID mismatch (#651)
- Fix Anthropic null tool_use input for parameterless calls (#636)
- Fix temperature rejection for reasoning models (GPT-5-nano, DeepSeek-R1) (#640)

Closed:
- 20+ issues triaged, responded to, and resolved