feat: new Hover previews

[mint-dewit]

About the Contributor

This pull request is posted on behalf of the BBC.

Type of Contribution

This is a: Feature

Current Behavior

• The design for hover previews is many years old and not been revised
• Any piece can only show a hover preview for the type of source layer that it is on

New Behavior

• Update design for better consistency
• Allow blueprints to override the hover preview for any piece (i.e. detach the hover preview from source layer type)
• Hover previews can be opened from anywhere that has the context available
• Previews have the option to either track the mouse or be displayed in a static position

Affected areas

This PR only affects the frontend code. (Except for some additional types in blueprints integration)

Time Frame

Other Information

• Some files for development (HTML pages and video file) as well as an option to point all VT hover previews to aforementioned video file have been included
• This PR has been based on initial work from NRK but I have not added any of the interactive elements, leaving that up to NRK to implement

Status

• PR is ready to be reviewed.
• The functionality has been tested by the author.
• Relevant unit tests has been added / updated.
• Relevant documentation (code comments, system documentation) has been added / updated.

[codecov]

Codecov Report

Attention: Patch coverage is 18.75000% with 26 lines in your changes missing coverage. Please review.

Project coverage is 56.82%. Comparing base (eee202a) to head (1cda4a8).
Report is 51 commits behind head on release53.

Files with missing lines	Patch %	Lines
...ns/pieceContentStatusUI/checkPieceContentStatus.ts	9.52%	19 Missing ⚠️
packages/corelib/src/lib.ts	20.00%	4 Missing ⚠️
meteor/server/api/rest/v1/typeConversion.ts	0.00%	2 Missing ⚠️
meteor/server/lib/rest/v1/studios.ts	0.00%	1 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff              @@
##           release53    #1390      +/-   ##
=============================================
+ Coverage      56.27%   56.82%   +0.54%     
=============================================
  Files            408      402       -6     
  Lines          73118    72968     -150     
  Branches        4189     4463     +274     
=============================================
+ Hits           41148    41464     +316     
+ Misses         31843    31363     -480     
- Partials         127      141      +14     

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