feat(blazor-refresh): adding automatic refresh for on window focus and after lost internet connection

[psachmann]

• Adding new component QueryRefreshMonitor
• Updating example and guides

[codecov]

Codecov Report

❌ Patch coverage is 96.96970% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 97.09%. Comparing base (3a440d4) to head (7a64d90).

Files with missing lines	Patch %	Lines
...rc/DotNetQuery.Blazor/QueryRefreshMonitor.razor.cs	94.11%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #38      +/-   ##
==========================================
- Coverage   97.17%   97.09%   -0.09%     
==========================================
  Files          18       19       +1     
  Lines         602      619      +17     
  Branches       89       99      +10     
==========================================
+ Hits          585      601      +16     
  Misses          2        2              
- Partials       15       16       +1     

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