- Submit now writes README locally and prints fork → clone → PR steps
- Drop GitHub new-file URL + auto-open browser (engineer flow, not form)
- URL inputs auto-prefix https:// instead of erroring
- Required fields re-prompt in place instead of failing at the end
- Default test frontend → testwww.xerpaai.com (OAuth allowlist)
- README: drop test env table (internal-only)

Bump 0.1.11 → 0.1.12

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>