Apparently I have found root of the problem and quick fix.
When following this official tutorial and using yarn the 3rd step:
- Install the needed dependencies:
yarn add @ckeditor/ckeditor5-react @ckeditor/ckeditor5-build-classic
for some weird reason, have not create @ckeditor folder inside node_modules and therefore there were no corresponding dependencies in the package.json and yarn.lock.
I have fixed this issue by running after whole tutorial single command “yarn add @ckeditor/ckeditor5-build-classic” without “react” part from 3rd step. This have added dependencies to ./package.json file and updeted yarn.lock file with following:
>added content of yarn.lock
"@ckeditor/ckeditor5-adapter-ckfinder@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-adapter-ckfinder/-/ckeditor5-adapter-ckfinder-30.0.0.tgz#f5fb2591acd396b0956abffc879d88e16368998d"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-autoformat@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-autoformat/-/ckeditor5-autoformat-30.0.0.tgz#71d5e95e83d08d7481b0a1c51db281cace298ce4"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-basic-styles@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-basic-styles/-/ckeditor5-basic-styles-30.0.0.tgz#73a4a35d7f815cf9bcdd76128fb56afdfba515f7"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-block-quote@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-block-quote/-/ckeditor5-block-quote-30.0.0.tgz#fce1df69bd63a8ea21ed6d76e5967f50095d64aa"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-build-classic@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-build-classic/-/ckeditor5-build-classic-30.0.0.tgz#70d978c6d343ca5f5b8f04bf46c9225fe127edcd"
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dependencies:
"@ckeditor/ckeditor5-adapter-ckfinder" "^30.0.0"
"@ckeditor/ckeditor5-autoformat" "^30.0.0"
"@ckeditor/ckeditor5-basic-styles" "^30.0.0"
"@ckeditor/ckeditor5-block-quote" "^30.0.0"
"@ckeditor/ckeditor5-ckfinder" "^30.0.0"
"@ckeditor/ckeditor5-cloud-services" "^30.0.0"
"@ckeditor/ckeditor5-easy-image" "^30.0.0"
"@ckeditor/ckeditor5-editor-classic" "^30.0.0"
"@ckeditor/ckeditor5-essentials" "^30.0.0"
"@ckeditor/ckeditor5-heading" "^30.0.0"
"@ckeditor/ckeditor5-image" "^30.0.0"
"@ckeditor/ckeditor5-indent" "^30.0.0"
"@ckeditor/ckeditor5-link" "^30.0.0"
"@ckeditor/ckeditor5-list" "^30.0.0"
"@ckeditor/ckeditor5-media-embed" "^30.0.0"
"@ckeditor/ckeditor5-paragraph" "^30.0.0"
"@ckeditor/ckeditor5-paste-from-office" "^30.0.0"
"@ckeditor/ckeditor5-table" "^30.0.0"
"@ckeditor/ckeditor5-typing" "^30.0.0"
"@ckeditor/ckeditor5-ckfinder@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-ckfinder/-/ckeditor5-ckfinder-30.0.0.tgz#8612d985122ccfb43b606c2d26ac0c5508097ea6"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-clipboard@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-clipboard/-/ckeditor5-clipboard-30.0.0.tgz#fbc2974ef8a993f413a2f9926cb8ad329070d1ad"
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dependencies:
"@ckeditor/ckeditor5-core" "^30.0.0"
"@ckeditor/ckeditor5-engine" "^30.0.0"
"@ckeditor/ckeditor5-utils" "^30.0.0"
"@ckeditor/ckeditor5-widget" "^30.0.0"
lodash-es "^4.17.11"
"@ckeditor/ckeditor5-cloud-services@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-cloud-services/-/ckeditor5-cloud-services-30.0.0.tgz#de1448a94e4f573f783ba21c2a9fcb516d956531"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-core@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-core/-/ckeditor5-core-30.0.0.tgz#1330b9579127ad42b5fe87fc5e02d80b871d963a"
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dependencies:
"@ckeditor/ckeditor5-engine" "^30.0.0"
"@ckeditor/ckeditor5-ui" "^30.0.0"
"@ckeditor/ckeditor5-utils" "^30.0.0"
lodash-es "^4.17.15"
"@ckeditor/ckeditor5-easy-image@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-easy-image/-/ckeditor5-easy-image-30.0.0.tgz#00be5c44303f0316fc81a840e52c8dfd88d27ec2"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-editor-classic@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-editor-classic/-/ckeditor5-editor-classic-30.0.0.tgz#ed195693b09d4d1b5d5ce9072603da8a2b2b3d6f"
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dependencies:
ckeditor5 "^30.0.0"
lodash-es "^4.17.15"
"@ckeditor/ckeditor5-engine@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-engine/-/ckeditor5-engine-30.0.0.tgz#9fac40732312a4d4e28bbea9e892364a3ee10b30"
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dependencies:
"@ckeditor/ckeditor5-utils" "^30.0.0"
lodash-es "^4.17.15"
"@ckeditor/ckeditor5-enter@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-enter/-/ckeditor5-enter-30.0.0.tgz#204dfe69ab1106991fa300705848ed9f3c2846bf"
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dependencies:
"@ckeditor/ckeditor5-core" "^30.0.0"
"@ckeditor/ckeditor5-engine" "^30.0.0"
"@ckeditor/ckeditor5-utils" "^30.0.0"
"@ckeditor/ckeditor5-essentials@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-essentials/-/ckeditor5-essentials-30.0.0.tgz#279b658e71de9933669da09fca7668f6029109ff"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-heading@^30.0.0":
version "30.0.0"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-image@^30.0.0":
version "30.0.0"
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dependencies:
"@ckeditor/ckeditor5-ui" "^30.0.0"
ckeditor5 "^30.0.0"
lodash-es "^4.17.15"
"@ckeditor/ckeditor5-indent@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-indent/-/ckeditor5-indent-30.0.0.tgz#27a2ae1ec341aed20d2c7cdd9331112d0e334584"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-link@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-link/-/ckeditor5-link-30.0.0.tgz#da79c74e26987cb1ea672cc85e3fdddabaa4f389"
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dependencies:
"@ckeditor/ckeditor5-ui" "^30.0.0"
ckeditor5 "^30.0.0"
lodash-es "^4.17.15"
"@ckeditor/ckeditor5-list@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-list/-/ckeditor5-list-30.0.0.tgz#914380002dfe6f3c3c5c791bf9e777edfeb0de54"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-media-embed@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-media-embed/-/ckeditor5-media-embed-30.0.0.tgz#3d8f457744de6d356c067dc696466300781d1804"
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dependencies:
"@ckeditor/ckeditor5-ui" "^30.0.0"
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-paragraph@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-paragraph/-/ckeditor5-paragraph-30.0.0.tgz#4dae50129609509c9def93d8f2d815ff1e63d9d3"
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dependencies:
"@ckeditor/ckeditor5-core" "^30.0.0"
"@ckeditor/ckeditor5-ui" "^30.0.0"
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"@ckeditor/ckeditor5-paste-from-office@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-paste-from-office/-/ckeditor5-paste-from-office-30.0.0.tgz#6e6fa375b4f0645755240c15f5e9ea11286d7c65"
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dependencies:
ckeditor5 "^30.0.0"
"@ckeditor/ckeditor5-react@^3.0.2":
version "3.0.2"
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dependencies:
prop-types "^15.7.2"
"@ckeditor/ckeditor5-select-all@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-select-all/-/ckeditor5-select-all-30.0.0.tgz#ce393b633d8f8f928d0d87e0ce25292fba249f3c"
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dependencies:
"@ckeditor/ckeditor5-core" "^30.0.0"
"@ckeditor/ckeditor5-ui" "^30.0.0"
"@ckeditor/ckeditor5-utils" "^30.0.0"
"@ckeditor/ckeditor5-table@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-table/-/ckeditor5-table-30.0.0.tgz#dacb014553826a972826b0692ee35b01784ba84b"
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dependencies:
ckeditor5 "^30.0.0"
lodash-es "^4.17.15"
"@ckeditor/ckeditor5-typing@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-typing/-/ckeditor5-typing-30.0.0.tgz#201b09e4c467efa997e242e11ee9505193d990e9"
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dependencies:
"@ckeditor/ckeditor5-core" "^30.0.0"
"@ckeditor/ckeditor5-engine" "^30.0.0"
"@ckeditor/ckeditor5-utils" "^30.0.0"
lodash-es "^4.17.15"
"@ckeditor/ckeditor5-ui@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-ui/-/ckeditor5-ui-30.0.0.tgz#e8a9b911de9d23d2aba921c026a21cb4a218fabd"
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dependencies:
"@ckeditor/ckeditor5-core" "^30.0.0"
"@ckeditor/ckeditor5-utils" "^30.0.0"
lodash-es "^4.17.15"
"@ckeditor/ckeditor5-undo@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-undo/-/ckeditor5-undo-30.0.0.tgz#c4c00c9ef3958873759c6f7276d79ec855b51204"
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dependencies:
"@ckeditor/ckeditor5-core" "^30.0.0"
"@ckeditor/ckeditor5-engine" "^30.0.0"
"@ckeditor/ckeditor5-ui" "^30.0.0"
"@ckeditor/ckeditor5-upload@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-upload/-/ckeditor5-upload-30.0.0.tgz#7f324c77626f177fb89bf6d55286ad64984e82ba"
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dependencies:
"@ckeditor/ckeditor5-core" "^30.0.0"
"@ckeditor/ckeditor5-ui" "^30.0.0"
"@ckeditor/ckeditor5-utils" "^30.0.0"
"@ckeditor/ckeditor5-utils@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-utils/-/ckeditor5-utils-30.0.0.tgz#8d131512b187134724a81183741c746d6e6d2874"
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dependencies:
lodash-es "^4.17.15"
"@ckeditor/ckeditor5-widget@^30.0.0":
version "30.0.0"
resolved "https://registry.yarnpkg.com/@ckeditor/ckeditor5-widget/-/ckeditor5-widget-30.0.0.tgz#44f0e4dd0593a9d763d123e90ae59357db4dbb08"
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dependencies:
"@ckeditor/ckeditor5-core" "^30.0.0"
"@ckeditor/ckeditor5-engine" "^30.0.0"
"@ckeditor/ckeditor5-enter" "^30.0.0"
"@ckeditor/ckeditor5-typing" "^30.0.0"
"@ckeditor/ckeditor5-ui" "^30.0.0"
"@ckeditor/ckeditor5-utils" "^30.0.0"
lodash-es "^4.17.15"
I will leave this topic. Maybe someone find it useful in the future.