docs: update author name to Slide Gurtiza

Revert "refactor: disable Gemini auto-detect, add manual install guide"

refactor: disable Gemini auto-detect, add manual install guide

feat: force overwrite on install, add update.sh

docs: document Gemini CLI /wish limitation

fix: clarify Gemini skill usage in descriptions

fix: remove disable-model-invocation causing Claude Code error

fix: remove duplicate commands for Claude Code

fix: correct config file name reference

fix: resolve unbound variable error in agent detection

docs: refine README for clarity and brevity

refactor: rename wish-engager → sprite throughout

rename: opencode-wish-engager → sprite

docs: update README with multi-agent support

feat: add Gemini CLI support