• enable duplication of edges with real nodes
• AI Tutor: move stats boxes into StudentLessonStats/, add nav polish
• DTS (Levelbuilder > Staging) [robo-dts]
• Sketch2: improve line toolbar placement
• condense "Copy Failing Rerun Commands" payload into one command per browser
• fix(i18n): resolve incorect dashboard file locales
• refactor(oceans-lab): swap toolchain to vite + lint-config + tsx + Playwright (stacked on #72539)
• chore(oceans-lab): mechanical migration of @code-dot-org/ml-activities into the monorepo
• Sketch Lab 2: Add ability to zoom out more
• feat(footer): MUI-based site footer
• Sketch2: add 'line shape' options
• Avoid using Rails Cache in Dashboard Unit Tests
• UI test status page and cucumber log UX tweaks
• PR 72577