Add --since flag for git diff range review

Fix codex exec stderr redirect causing argument parse error

Update max-rounds default to 20 in both READMEs

Add hard cap of 20 rounds to prevent unbounded loops

Fix 6 issues from Codex self-review of loopwise.md v2

Strengthen Bash restrictions to prevent permission prompts

Update READMEs with v2 commands and features

Add background execution (--background) and /loopwise-status

Add /loopwise-gate: quick diff review before committing

Loopwise v2: structured JSON output + adversarial review mode

Add Loopwise v2 upgrade plan based on codex-plugin-cc analysis

Sync Chinese README with English version

Enforce no $() in Bash calls to prevent permission prompts

Add date to review report filenames with dedup counter

Add codex exec wildcard to auto-approve permissions