BoltAI v2.6.0

New: Google Vertex AI.
Configure service account JSON, project, and location to use Vertex models.
New: Chat export/import.
Export a chat to JSON or import it from the app menu.
Improved: Tool history reliability.
Anthropic server tools are sanitized to avoid malformed replay.
Improved: Usage reporting.
OpenAI‑compatible providers now surface usage metrics consistently.
Fixed: Gemini image follow‑ups.
Thought signatures are preserved and images are normalized for multi‑turn use.
Fixed: Native tool availability.
Provider-native tools now show up correctly (including new Vertex tools), with tool selection remaining per-chat.