0ae1a13cdb
- Add ToolParsingHint enum (Detected/Active/Complete) for UI feedback - New UiWriter methods: print_tool_streaming_hint(), print_tool_streaming_active() - Refactor ConsoleUiWriter state to use atomics in ParsingHintState - Add tool_call_streaming field to CompletionChunk for provider hints - Anthropic provider sends streaming hints when tool name detected - New streaming helpers: make_tool_streaming_hint(), make_tool_streaming_active() Parser improvements: - Add is_json_invalidated() to detect false positive tool patterns - Fix tool result poisoning when file contents contain partial JSON - Unescaped newlines in strings or prose after JSON invalidates detection User sees ' ● tool_name |' immediately when tool call starts streaming, with blinking indicator while args are received.