huge optimization for token usage with anthropic

Add --method option to upgrade command for manual installation method…

… selection

🤖 Generated with [opencode](https://opencode.ai)

Co-Authored-By: opencode <[email protected]>

make IDs more random

fix(tui): visual tweaks to themes

docs: cleanup casing

Consolidate session context handling and add global config support

Refactored context file discovery by removing separate SessionContext module and integrating functionality into SystemPrompt.context(). Added support for finding AGENTS.md and CLAUDE.md files in global config directories.

🤖 Generated with [opencode](https://opencode.ai)

Co-Authored-By: opencode <[email protected]>

feat: forward provider options from model config (sst#202)

Co-authored-by: Dax Raad <[email protected]>

fix(sst#243): claude on aws bedrock (sst#241)

Co-authored-by: Dax Raad <[email protected]>

fix(tui): fetch tool more defensive

config validation