(cherry picked from commit 6ef2f80)

Co-authored-by: gatsbybot <mathews.kyle+gatsbybot@gmail.com>
(cherry picked from commit 107926a)

* reset only when CI

* update circle

* fail when aborts errors

(cherry picked from commit 79518c4)

Co-authored-by: Ward Peeters <ward@coding-tech.com>

…29664) (#29672)

(cherry picked from commit b95a199)

Co-authored-by: Benedikt Rötsch <axe312ger@users.noreply.github.com>

…29668)

(cherry picked from commit 9db36db)

Co-authored-by: Matt Kane <matt@gatsbyjs.com>

(cherry picked from commit 8da5ebc)

Co-authored-by: Ward Peeters <ward@coding-tech.com>

…#29710)

(cherry picked from commit 837fcd2)

Co-authored-by: Sidhartha Chatterjee <me@sidharthachatterjee.com>

#29683)

back port of #29620 to v2

Fix #28138 (comment)

Set `NODE_ENV` to `production` in the child worker that does the SSR in dev.

Co-authored-by: Ward Peeters <ward@coding-tech.com>
Co-authored-by: Matt Kane <matt@gatsbyjs.com>

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