Merge remote-tracking branch 'origin/rcc/grok' into integration/dori-cleanroom

# Conflicts:
#	rust/Cargo.lock
#	rust/README.md
#	rust/crates/api/src/lib.rs
#	rust/crates/api/src/providers/anthropic.rs
#	rust/crates/api/tests/client_integration.rs
#	rust/crates/runtime/src/config.rs
#	rust/crates/runtime/src/conversation.rs
#	rust/crates/runtime/src/lib.rs
#	rust/crates/runtime/src/prompt.rs
#	rust/crates/rusty-claude-cli/src/init.rs
#	rust/crates/rusty-claude-cli/src/main.rs
#	rust/crates/rusty-claude-cli/src/render.rs
#	rust/crates/tools/Cargo.toml
#	rust/crates/tools/src/lib.rs