- Added minimizer API fields (`MinimizerResult.text`, `settingsHash`) and shell options for minimized output behavior.
- Changed bash execution to print minimized text output and append artifact footers only after minimized output is saved.
- Added UTF-8-safe shell streaming with `on_chunk` callback routing and `replace()` output sink updates.
- Added core filter enhancements for git, cargo, go, and listing/python outputs to produce compact summaries.
- Added RTK command filters and fixtures to strip noise, truncate output, and normalize success fallbacks.