BSL Performance -continuation of improvements and deploy changes into Dev

Deployment to dev 

TBC deployment to STG and PROD

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Prod environment in slow after last implementations what impacts E2E Planning usability and impacts trainings plans. 

Acceptance criteria:

• Parameters
• Filters
• Views (Source / Dest. / Network)
• widgets

are loaded in some seconds -> spinning wheel is not what we are seeing for more than 30 seconds