v3.0.0

This is a major release.

Breaking

Minimum node v18
Removes .redirect('back'), adds .back(fallback_url) @fl0w https://github.com/koajs/koa/pull/1115
For .redirect(), don't render redirect values in anchor ref https://github.com/koajs/koa/commit/ff25eb4a7f2392df46481fe86355161067687312
req.origin should display the origin header if it exists, not the current hostname https://github.com/koajs/koa/issues/1008. origin now aligns with the Origin header as used in CORS.
.body=<json> should not overwrite type if type already json https://github.com/koajs/koa/issues/1120
Remove special ENOENT support https://github.com/koajs/koa/pull/1861 - this is a big change and will require any file servers to adapt to this change for handling 404s / files not found
Removes generator deprecation messages. Generators are no longer supported. Koa no longer asserts if generators are used. Set content-length: 0 if body is explicitly set to null @ognjenjevremovic #1528 Remove obsolete createAsyncCtxStorageMiddleware https://github.com/koajs/koa/pull/1817
now requires a format of . See: https://www.npmjs.com/package/http-errors

This is a major release.

Minimum node v18
Removes .redirect('back'), adds .back(fallback_url) @fl0w https://github.com/koajs/koa/pull/1115
For .redirect(), don't render redirect values in anchor ref https://github.com/koajs/koa/commit/ff25eb4a7f2392df46481fe86355161067687312
req.origin should display the origin header if it exists, not the current hostname https://github.com/koajs/koa/issues/1008. origin now aligns with the Origin header as used in CORS.
.body=<json> should not overwrite type if type already json https://github.com/koajs/koa/issues/1120
Remove special ENOENT support https://github.com/koajs/koa/pull/1861 - this is a big change and will require any file servers to adapt to this change for handling 404s / files not found
Removes generator deprecation messages. Generators are no longer supported. Koa no longer asserts if generators are used. Set content-length: 0 if body is explicitly set to null @ognjenjevremovic #1528 Remove obsolete createAsyncCtxStorageMiddleware https://github.com/koajs/koa/pull/1817
now requires a format of . See: https://www.npmjs.com/package/http-errors