[OpenSpec] responsehelper-instance-api

[github-actions]

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Artifacts

• ✅ Metadata
• ✅ Proposal
• 🔲 Specs
• 🔲 Design
• ✅ Tasks
• 🔲 Plan
• 🔲 Review

Tasks

• 1.1 Amend openspec/specs/dashboards/spec.md REQ-DASH-040: restate the
• 1.2 Amend REQ-DASH-041: restate for $this->responseHelper->error(); rewrite
• 1.3 Decide and record whether serializeList() stays static (it is a pure
• 2.1 Convert lib/Controller/ResponseHelper.php to an instance class with a
• 2.2 Register it in lib/AppInfo/Application.php.
• 2.3 Inject it into the 18 lib/ files that use it; convert all 224 call sites.
• 2.4 Make LoggerInterface non-optional in error(), discharging the standing
• 2.5 Update the 2 test files referencing ResponseHelper.
• 3.1 Full unit suite green (baseline 1525 tests / 3877 assertions / 3 skipped).
• 3.2 Re-measure PHPMD with the baseline deleted. Expect ~218 StaticAccess
• 3.3 Remove the corresponding entries from phpmd.baseline.xml.
• 3.4 Confirm no response body, status code or header changed.

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