v15.4.0-canary.19

Core Changes

• [build-sourcemaps] Include codeframes in prod when sourcemaps are enabled: #78710
• feat: build lifecycle hooks - afterProductionCompile: #77345
• fix: make sure that the patched fetch cache set promise is properly awaited: #75971

Misc Changes

• Turbopack: assign a high aggregation number to session dependent tasks: #78668
• Turbopack: Use separate meta and data modified flags: #78724
• Turbopack: add concurrency limit to effects: #78725
• Turbopack: refactor codegen: #78685
• Turbopack: correctly reference injected variable for Wasm on Edge: #78771
• Docs IA 2.0: Improve landing page, add intro to Getting Started page: #78765
• Stabilize back-forward-cache test cases: #78735
• De-dupe build_and_deploy run for PRs: #78792

Credits

Huge thanks to @sokra, @eps1lon, @mischnic, @gaojude, @delbaoliveira, @dario-piotrowicz, and @ijjk for helping!