chore: initialize workspace properly if git repository does not contain .vscode/extensions.json

[vitaliy-guliy]

Signed-off-by: Vitaliy Gulyy [email protected]

What does this PR do?

Initializes devWorkspace with empty extension list to be able to add extensions on demand.

Screenshot/screencast of this PR

What issues does this PR fix or reference?

eclipse-che/che#21422

How to test this PR?

Following flow to test on local minikube deployment:

• clone che-theia, run yarn
• clone che-dashboard, run yarn to install dependencies
• overwrite che-dashboard/node_modules/@eclipse-che/che-theia-devworkspace-handler/lib with che-theia/tools/devworkspace-handler/lib
• go to che-dashboard/packages/dashboard-frontend, run yarn build
• go to che-dashboard, run

yarn start:prepare
yarn start

• open browser, navigate to http://localhost:8080/
• use factory to create workspace with https://github.com/crw-samples/web-nodejs-sample/tree/che-qe-no-extensions
• go to Plugins view, install few plugins
• apply changes

PR Checklist

As the author of this Pull Request I made sure that:

• The Eclipse Contributor Agreement is valid
• Code produced is complete
• Code builds without errors
• Tests are covering the bugfix
• The repository devfile is up to date and works
• Sections What issues does this PR fix or reference and How to test this PR completed
• Relevant user documentation updated
• Relevant contributing documentation updated
• CI/CD changes implemented, documented and communicated
• Optional Companion PR for updating the HappyPath tests is approved and ready to be merged

Reviewers

Reviewers, please comment how you tested the PR when approving it.

Happy Path Channel

HAPPY_PATH_CHANNEL=stable

[codecov]

Codecov Report

Merging #1352 (17abbf1) into main (c299f59) will increase coverage by 3.96%.
The diff coverage is 39.34%.

@@            Coverage Diff             @@
##             main    #1352      +/-   ##
==========================================
+ Coverage   32.78%   36.74%   +3.96%     
==========================================
  Files         290      330      +40     
  Lines        9885    11394    +1509     
  Branches     1457     1572     +115     
==========================================
+ Hits         3241     4187     +946     
- Misses       6641     7202     +561     
- Partials        3        5       +2     

Impacted Files	Coverage Δ
...theia-about/src/browser/about-che-theia-dialog.tsx	0.00% <0.00%> (ø)
...credentials/src/browser/che-credentials-service.ts	0.00% <0.00%> (ø)
...entials/src/browser/credentials-frontend-module.ts	0.00% <0.00%> (ø)
...eia-credentials/src/common/credentials-protocol.ts	0.00% <0.00%> (ø)
...eia-credentials/src/node/che-credentials-server.ts	0.00% <0.00%> (ø)
...s/src/node/che-theia-credentials-backend-module.ts	0.00% <0.00%> (ø)
...ashboard/src/browser/che-theia-dashboard-module.ts	0.00% <0.00%> (ø)
...ia-dashboard/src/browser/theia-dashboard-client.ts	0.00% <0.00%> (ø)
...rowser/src/browser/che-mini-browser-environment.ts	0.00% <0.00%> (ø)
...in-ext/src/browser/che-sidecar-file-system-main.ts	100.00% <ø> (ø)
... and 296 more

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[svor]

LGTM