v15.6.0-canary.28

Core Changes

• refactor: separate forward browser logs utils: #84151
• Upgrade React from 1eca9a27-20250922 to e2332183-20250924: #84189
• [Cache Components] default to filtering unhandledRejection after abort: #84192
• fix: prevent URL mutation in router rewrites: #83963
• fix(server): fix pages router resume router matching: #84158

Misc Changes

• script: improve release log generation: #83686
• Turbopack: split task_execution_completed into multiple methods: #84170
• Turbopack: only generate field if spans are enabled: #84184
• Turbopack: support more dynamic request with import map: #84178
• [turbopack] defer a value_to_string operation until we need it: #84188
• Update Rspack production test manifest: #84165

Credits

Huge thanks to @huozhi, @sokra, @mischnic, @gnoff, @lukesandberg, @wyattjoh, and @vercel-release-bot for helping!