Require successful Grill test results

[Frotty]

Summary

• print a condensed Tests: passed/total passed result in quiet mode
• require a nonzero, fully passing test summary before grill test exits 0
• fail safely when no tests or no compiler test result is reported
• support both compact and legacy Wurst compiler summary formats

Acceptance criteria

• quiet test runs expose their passed/total count
• failing tests cannot exit 0 even if the compiler process does
• zero discovered tests and missing test summaries exit 1
• missing WurstScript compiler continues to exit 1

Checks

• ./gradlew test --tests GenerateTests --tests CMDTests — passed
• ./gradlew test — passed
• git diff --check — clean

Known gaps

• none

[chatgpt-codex-connector]

Codex Review Summary

This comment shows the latest Codex review activity on this pull request.

Review	Status	Commit	Review trigger
📝 Code Review	✅ Completed 2026-09-09T12:16:23.754131Z	6ab048d	PR opened

ℹ️ About Codex in GitHub

Your team has set up Codex to review pull requests in this repo. Reviews are triggered when you

• Open a pull request for review
• Mark a draft as ready
• Comment "@codex review" or "@codex security review".

Codex reacts with 👀 while any review is running, comments if it has suggestions, and reacts with 👍 once all reviews finish with no findings.