v0.3.0 - Image Generation

Added

• Image generation with SDXL-Turbo (pure GPU, no offload, <1s)
• MCP tool image_generate

Changed

• Vision model: Gemma 4 E2B via LiteRT
• Project renamed to blind-vision-mcp
• Published on PyPI

Fixed

• await ctx.info() coroutines
• VRAM management with idle timeout (60s)