Image blurred in deployment

Images have blurry bands when I deploy my Gatsby page, but they look normal when I build and serve the website locally:

My site:

My log:

5:49:17 PM: Build ready to start
5:49:19 PM: build-image version: 9cade8af58c2cf3a17a1e9433d2e979149488837
5:49:19 PM: build-image tag: v3.3.5
5:49:19 PM: buildbot version: 2fd8f04962d5dbc77b79b9c2f5ab7a077e87376b
5:49:24 PM: Fetching cached dependencies
5:49:24 PM: Starting to download cache of 254.9KB
5:49:24 PM: Finished downloading cache in 181.193484ms
5:49:24 PM: Starting to extract cache
5:49:24 PM: Failed to fetch cache, continuing with build
5:49:24 PM: Starting to prepare the repo for build
5:49:24 PM: No cached dependencies found. Cloning fresh repo
5:49:24 PM: git clone https://github.com/emmanuelbouviere/starter-musician-theme-1
5:49:25 PM: Preparing Git Reference refs/heads/master
5:49:25 PM: Starting build script
5:49:25 PM: Installing dependencies
5:49:27 PM: Downloading and installing node v10.19.0...
5:49:27 PM: Downloading https://nodejs.org/dist/v10.19.0/node-v10.19.0-linux-x64.tar.xz...
5:49:27 PM: 
#######################
5:49:27 PM:                  32.8%
5:49:27 PM: 
########################################################################
5:49:27 PM: 100.0%
5:49:27 PM: Computing checksum with sha256sum
5:49:27 PM: Checksums matched!
5:49:30 PM: Now using node v10.19.0 (npm v6.13.4)
5:49:30 PM: Attempting ruby version 2.6.2, read from environment
5:49:31 PM: Using ruby version 2.6.2
5:49:32 PM: Using PHP version 5.6
5:49:32 PM: Started restoring cached node modules
5:49:32 PM: Finished restoring cached node modules
5:49:32 PM: Started restoring cached yarn cache
5:49:32 PM: Finished restoring cached yarn cache
5:49:32 PM: Installing yarn at version 1.17.0
5:49:32 PM: Installing Yarn!
5:49:32 PM: > Downloading tarball...
5:49:32 PM: [1/2]: https://yarnpkg.com/downloads/1.17.0/yarn-v1.17.0.tar.gz --> /tmp/yarn.tar.gz.Zv3sIJHuI4
5:49:32 PM:   % Total    % Received % Xferd  Average
5:49:32 PM: Speed   Time    Time     Time  Current
5:49:32 PM:                                  Dload  Upload   T
5:49:32 PM: otal   Spent    Left  Speed
5:49:32 PM: 
  0     0    0
5:49:32 PM:    0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
5:49:32 PM: 
  0     0    0     0    0     0      0      0 --:--:-- --:--
5:49:32 PM: :-- --:--:--     0
5:49:32 PM: 
100    80  100    80    0     0    268      0 --:--:-- --:--:--
5:49:32 PM:  --:--:--   268
5:49:32 PM: 
100    93  100    93    0     0    144      0 --:--:-- --:--:-- --:--:--
5:49:32 PM:    144
5:49:33 PM: 
100   609  100   609    0     0    595      0  0:00:01  0:00:01 --:--:--   595
5:49:33 PM: 
  0     0    0     0    0     0
5:49:33 PM:       0      0 --:--:--  0:00:01 --:--:--     0
5:49:33 PM: 
100 1213k  100 1213k    0     0   839k      0  0:00:01  0:00:01 --:--:
5:49:33 PM: -- 5643k
5:49:33 PM: [2/2]: https://yarnpkg.com/downloads/1.17.0/yarn-v1.17.0.
5:49:33 PM: tar.gz.asc --> /tmp/yarn.tar.gz.Zv3sIJHuI4.asc
5:49:33 PM: 
100    84  100    84    0     0   2736      0
5:49:33 PM:  --:--:-- --:--:-- --:--:--  2736
5:49:33 PM: 
100    97  100    97    0     0   1660      0 -
5:49:33 PM: -:--:-- --:--:-- --:--:--  1660
5:49:33 PM: 
100   613  100   613    0     0   2927      0 --:--:-- --:--
5:49:33 PM: :-- --:--:--  2927
5:49:33 PM: 
100   832  100   832    0     0   3329
5:49:33 PM: 0 --:--:-- --:--:-- --:--:--  3329
5:49:33 PM: > Verifying integrity...
5:49:33 PM: gpg: Signature made Fri 14 Jun 2019 06:55:58 PM UTC using RSA key ID 69475BAA
5:49:33 PM: gpg: Good signature from "Yarn Packaging <yarn@dan.cx>"
5:49:33 PM: gpg: Note: This key has expired!
5:49:33 PM: Primary key fingerprint:
5:49:33 PM:  72EC F46A 56B4 AD39 C907  BBB7 1646 B01B 86E5 0310
5:49:33 PM:      Subkey fingerprint: 6D98 490C 6F1A CDDD 448E  4595 4F77 6793 6947 5BAA
5:49:33 PM: > GPG signature looks good
5:49:33 PM: > Extracting to ~/.yarn...
5:49:34 PM: > Adding to $PATH...
5:49:34 PM: > Successfully installed Yarn 1.17.0! Please open another terminal where the `yarn` command will now be available.
5:49:35 PM: Installing NPM modules using Yarn version 1.17.0
5:49:35 PM: yarn install v1.17.0
5:49:35 PM: [1/4] Resolving packages...
5:49:36 PM: [2/4] Fetching packages...
5:49:59 PM: info fsevents@1.2.9: The platform "linux" is incompatible with this module.
5:49:59 PM: info "fsevents@1.2.9" is an optional dependency and failed compatibility check. Excluding it from installation.
5:49:59 PM: [3/4] Linking dependencies...
5:49:59 PM: warning "gatsby-theme-musician > @mdx-js/mdx > @babel/plugin-syntax-jsx@7.2.0" has unmet peer dependency "@babel/core@^7.0.0-0".
5:49:59 PM: warning "gatsby-theme-musician > @mdx-js/mdx > @babel/plugin-syntax-object-rest-spread@7.2.0" has unmet peer dependency "@babel/core@^7.0.0-0".
5:50:10 PM: [4/4] Building fresh packages...
5:50:15 PM: Done in 39.53s.
5:50:15 PM: NPM modules installed using Yarn
5:50:15 PM: Started restoring cached go cache
5:50:15 PM: Finished restoring cached go cache
5:50:15 PM: unset GOOS;
5:50:15 PM: unset GOARCH;
5:50:15 PM: export GOROOT='/opt/buildhome/.gimme/versions/go1.12.linux.amd64';
5:50:15 PM: export PATH="/opt/buildhome/.gimme/versions/go1.12.linux.amd64/bin:${PATH}";
5:50:15 PM: go version >&2;
5:50:15 PM: export GIMME_ENV='/opt/buildhome/.gimme/env/go1.12.linux.amd64.env';
5:50:15 PM: go version go1.12 linux/amd64
5:50:15 PM: Installing missing commands
5:50:15 PM: Verify run directory
5:50:15 PM: Executing user command: gatsby build
5:50:18 PM: success open and validate gatsby-configs — 0.067
5:50:19 PM: success load plugins — 1.127
5:50:19 PM: success onPreInit — 0.003
5:50:19 PM: success delete html and css files from previous builds — 0.006
5:50:19 PM: success initialize cache — 0.008
5:50:19 PM: success copy gatsby files — 0.035
5:50:19 PM: success onPreBootstrap — 0.017
5:50:19 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:19 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:19 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:19 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:19 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:20 PM: Browserslist: caniuse-lite is outdated. Please run next command `yarn upgrade`
5:50:20 PM: success source and transform nodes — 1.330
5:50:21 PM: success Generating image thumbnails — 5/5 - 0.524 s
5:50:21 PM: success building schema — 0.383
5:50:21 PM: success createPages — 0.541
5:50:21 PM: success createPagesStatefully — 0.034
5:50:21 PM: success onPreExtractQueries — 0.003
5:50:21 PM: success update schema — 0.047
5:50:22 PM: success extract queries from components — 0.346
5:50:22 PM: success write out requires — 0.004
5:50:22 PM: success write out redirect data — 0.001
5:50:22 PM: success onPostBootstrap — 0.001
5:50:22 PM: info bootstrap finished - 6.572 s
5:50:22 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:22 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:22 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:22 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:22 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:22 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:22 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:22 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:22 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:22 PM: warning the option sizeByPixelDensity is deprecated and should not be used. It will be removed in the next major release of Gatsby.
5:50:22 PM: success run static queries — 0.639 — 2/2 3.14 queries/second
5:50:59 PM: success Building production JavaScript and CSS bundles — 37.016
5:51:00 PM: success Rewriting compilation hashes — 0.001
5:51:00 PM: success run page queries — 0.062 — 6/6 98.41 queries/second
5:51:04 PM: success Building static HTML for pages — 4.817 — 6/6 8.87 pages/second
5:51:05 PM: Generated public/sw.js, which will precache 7 files, totaling 329707 bytes.
5:51:05 PM: info Done building in 49.378 sec
5:51:05 PM: Skipping functions preparation step: no functions directory set
5:51:05 PM: Caching artifacts
5:51:05 PM: Started saving node modules
5:51:05 PM: Finished saving node modules
5:51:05 PM: Started saving yarn cache
5:51:05 PM: Finished saving yarn cache
5:51:05 PM: Started saving pip cache
5:51:05 PM: Finished saving pip cache
5:51:05 PM: Started saving emacs cask dependencies
5:51:05 PM: Finished saving emacs cask dependencies
5:51:05 PM: Started saving maven dependencies
5:51:05 PM: Finished saving maven dependencies
5:51:05 PM: Started saving boot dependencies
5:51:05 PM: Finished saving boot dependencies
5:51:05 PM: Started saving go dependencies
5:51:05 PM: Finished saving go dependencies
5:51:07 PM: Build script success
5:51:07 PM: Starting to deploy site from 'public/'
5:51:07 PM: Creating deploy tree 
5:51:08 PM: Starting post processing
5:51:08 PM: 0 new files to upload
5:51:08 PM: 0 new functions to upload
5:51:09 PM: Post processing done
5:51:09 PM: Site is live
5:51:39 PM: Finished processing build request in 2m19.198354785s

A post was merged into an existing topic: Proxy Redirect 200: Images render badly or don’t render