v12.1.3

Core Changes

• Add deprecated JSDoc comments for the previous middleware signature: #35448
• fix the dynamic routing of middleware: #32601
• fix: don't override user-agent in fetch if specified: #35547
• Fix typos: #35683
• Fix Fast Refresh for React 18: #35718
• Emotion css minify should not trim end spaces if item is not the last: #35697
• Ensure the app shell is rendered before rendering the document: #35732
• fix: Prevent page to scroll to top during data HMR: #35739
• Fix _document and getInitialProps with React 18: #35736
• test(fix: Prevent page to scroll to top during data HMR): #35744
• Update to pre-compile use-subscription: #35746
• Fix useStatic404 condition: #35749
• Fix streaming SSR with multi-byte characters: #35724

Documentation Changes

• docs: fix typo in Script Component docs: #35731

Misc Changes

• Fix next info test during stable release: #35668
• Update default test timeouts for yarn install times: #35669
• test(integration): emit console error when test fails: #35507

Credits

Huge thanks to @lfades, @nkzawa, @kwonoj, @SethFalco, @hiro0218, @Brooooooklyn, @shuding, @BWsix, @schickling, @ijjk, and @martinnabhan for helping!