feat: LEAP-1424: Open preview window for images in Grid view

[hlomzik]

Open a simple modal with image from the data of clicked task. Allow to navigate between tasks visible in Grid view by Prev/Next buttons. Only one image is displayed right now.

PR fulfills these requirements

• Tests for the changes have been added/updated (for bug fixes/features)
• Docs have been added/updated (for bug fixes/features)
• Best efforts were made to ensure docs/code are concise and coherent (checked for spelling/grammatical errors, commented out code, debug logs etc.)
• Self-reviewed and ran all changes on a local instance (for bug fixes/features)

Change has impacts in these area(s)

• Product design
• Backend (Database)
• Backend (API)
• Frontend

Describe the reason for change

It's hard to quickly preview task and select it depending on a content in current state — if you open task it's another view and it takes time to load it. Here is the new view for quick preview.

Does this PR introduce a breaking change?

• Yes, and covered entirely by feature flag(s)
• Yes, and covered partially by feature flag(s)
• No
• Not sure (briefly explain the situation below)

Click on task in Grid view now has a different action, but task selection is still possible if you click on task id with checkbox.

What level of testing was included in the change?

• e2e
• integration
• unit

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