• Merge pull request #593 from kaitranntt/kai/refactor-hardcoded-260220-225538
• fix(test): pin real child_process passthrough refs
• fix(test): scope child_process mock to test lifecycle
• fix(test): prevent child_process mock cross-test leakage
• fix(ui): harden provider preset/icon typing
• fix(profiles): reset form state on preset transitions
• refactor(ui): centralize provider metadata and fallbacks
• fix(api): sanitize preset help text rendering
• refactor(presets): centralize shared provider preset catalog
• Merge remote-tracking branch 'origin/dev' into kai/fix/588-nested-session-guard
• docs(spawn): document claudecode env sanitization behavior
• test(delegation): add regression coverage for claudecode stripping
• fix(execution): strip claudecode in remaining claude paths
• fix(spawn): sanitize claudecode in shared claude env builders
• fix(delegation): strip claudecode in core delegation spawn paths