v14.0.2-canary.4

Core Changes

• Revert "perf: enable webpack build worker (#57346)": #57854
• Add serverActions.allowedForwardedHosts option: #57529

Misc Changes

• fix: correctly set x-forwarded-* in Middleware: #57815

Credits

Huge thanks to @feedthejim, @balazsorban44, and @shuding for helping!