feat: add getApp and getScope api

[czy88840616]

Checklist

• npm test passes
• tests and/or benchmarks are included
• documentation is changed or added
• commit message follows commit guidelines

Affected core subsystem(s)

Description of change

[codecov-commenter]

Codecov Report

Patch coverage: 95.65% and project coverage change: +0.01% 🎉

Comparison is base (334cb06) 84.20% compared to head (d19cb75) 84.22%.

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Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2961      +/-   ##
==========================================
+ Coverage   84.20%   84.22%   +0.01%     
==========================================
  Files         470      470              
  Lines       44148    44210      +62     
  Branches     5322     5328       +6     
==========================================
+ Hits        37177    37237      +60     
- Misses       6934     6935       +1     
- Partials       37       38       +1     

Files Changed	Coverage Δ
packages/core/src/context/container.ts	94.82% <90.47%> (-0.20%)	⬇️
...ackages/core/src/context/managedResolverFactory.ts	96.55% <96.42%> (-0.14%)	⬇️
packages/core/src/baseFramework.ts	94.29% <100.00%> (+0.03%)	⬆️
packages/core/src/constants.ts	100.00% <100.00%> (ø)
packages/core/src/interface.ts	100.00% <100.00%> (ø)

... and 2 files with indirect coverage changes

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