feat: Restrict the total number of 'Running' workspaces on a cluster

[tolusha]

What does this PR do?

feat: Restrict the total number of 'Running' workspaces on a cluster

Screenshot/screencast of this PR

What issues does this PR fix or reference?

eclipse-che/che#23081

Is it tested? How?

1. Deploy Che on Minikube
2. kubectl patch -n eclipse-che "checluster/eclipse-che" --type=json -p="[{"op": "replace", "path": "/spec/components/dashboard/deployment", "value": {containers: [{image: "quay.io/eclipse/che-dashboard:pr-1173", name: che-dashboard}]}}]"
3. kubectl patch -n eclipse-che "checluster/eclipse-che" --type=json -p="[{"op": "replace", "path": "/spec/devEnvironments/maxNumberOfRunningWorkspacesPerCluster", "value": 1}]"
4. Login as user1, start a workspace
5. Login as user2, start a workspace and got error message

Release Notes

```Introduced a new configuration option, maxNumberOfRunningWorkspacesPerCluster, to limit the total number of 'Running' workspaces on a cluster. When the limit is reached, users attempting to start additional workspaces will receive an error message.

Docs PR

TODO

[che-bot]

Click here to review and test in web IDE:

[github-actions]

Docker image build succeeded: quay.io/eclipse/che-dashboard:pr-1173

kubectl patch command

kubectl patch -n eclipse-che "checluster/eclipse-che" --type=json -p="[{"op": "replace", "path": "/spec/components/dashboard/deployment", "value": {containers: [{image: "quay.io/eclipse/che-dashboard:pr-1173", name: che-dashboard}]}}]"

[codecov]

Codecov Report

Attention: Patch coverage is 94.94163% with 26 lines in your changes missing coverage. Please review.

Project coverage is 90.02%. Comparing base (115e48a) to head (da07a2b).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
.../services/backend-client/devWorkspaceClusterApi.ts	65.62%	11 Missing ⚠️
...ceClient/services/devWorkspaceClusterApiService.ts	96.85%	4 Missing ⚠️
...nd/src/routes/api/helpers/getDevWorkspaceClient.ts	42.85%	4 Missing ⚠️
packages/dashboard-frontend/src/store/index.ts	0.00%	3 Missing ⚠️
...oard-backend/src/devworkspaceClient/types/index.ts	92.00%	2 Missing ⚠️
...d-frontend/src/store/DevWorkspacesCluster/index.ts	98.56%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1173      +/-   ##
==========================================
- Coverage   90.04%   90.02%   -0.03%     
==========================================
  Files         432      438       +6     
  Lines       44763    45269     +506     
  Branches     3095     3102       +7     
==========================================
+ Hits        40309    40752     +443     
- Misses       4416     4481      +65     
+ Partials       38       36       -2     

☔ View full report in Codecov by Sentry.
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[github-actions]

Docker image build succeeded: quay.io/eclipse/che-dashboard:pr-1173

kubectl patch command

kubectl patch -n eclipse-che "checluster/eclipse-che" --type=json -p="[{"op": "replace", "path": "/spec/components/dashboard/deployment", "value": {containers: [{image: "quay.io/eclipse/che-dashboard:pr-1173", name: che-dashboard}]}}]"

[github-actions]

Docker image build succeeded: quay.io/eclipse/che-dashboard:pr-1173

kubectl patch command

kubectl patch -n eclipse-che "checluster/eclipse-che" --type=json -p="[{"op": "replace", "path": "/spec/components/dashboard/deployment", "value": {containers: [{image: "quay.io/eclipse/che-dashboard:pr-1173", name: che-dashboard}]}}]"

[github-actions]

Docker image build succeeded: quay.io/eclipse/che-dashboard:pr-1173

kubectl patch command

kubectl patch -n eclipse-che "checluster/eclipse-che" --type=json -p="[{"op": "replace", "path": "/spec/components/dashboard/deployment", "value": {containers: [{image: "quay.io/eclipse/che-dashboard:pr-1173", name: che-dashboard}]}}]"

[github-actions]

Docker image build succeeded: quay.io/eclipse/che-dashboard:pr-1173

kubectl patch command

kubectl patch -n eclipse-che "checluster/eclipse-che" --type=json -p="[{"op": "replace", "path": "/spec/components/dashboard/deployment", "value": {containers: [{image: "quay.io/eclipse/che-dashboard:pr-1173", name: che-dashboard}]}}]"

[olexii4]

LGTM

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: akurinnoy, olexii4, tolusha

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[devstudio-release]

Build 3.17 :: dashboard_3.x/534: Console, Changes, Git Data

[devstudio-release]

Build 3.17 :: sync-to-downstream_3.x/7666: Console, Changes, Git Data

[devstudio-release]

Build 3.17 :: get-sources-rhpkg-container-build_3.x/7655: Console, Changes, Git Data