Feat: Initializes the UI plugin framework

[barnettZQG]

Description of your changes

This is a big PR, and includes some changes:

1. Upgrade the yarn tool to v2, we need the workspace feature.
2. Add a sub-project @velaux/data, this project will provide the data type definitions that are used by the plugin.
3. Add a sub-project @velaux/ui, this project will provide the UI common component.
4. Add a base plugin framework, and support to load the Page App plugin.

Note that the plugin framework is currently in an experimental state.

I have:

• Read and followed KubeVela's contribution process.
• Related Docs updated properly. In a new feature or configuration option, an update to the documentation is necessary.
• Run yarn lint to ensure the frontend changes are ready for review.
• Run make reviewableto ensure the server changes are ready for review.
• Added backport release-x.y labels to auto-backport this PR if necessary.

Special notes for your reviewer

[codecov]

Codecov Report

Patch coverage: 59.07% and project coverage change: -0.12 ⚠️

Comparison is base (c312e3f) 60.34% compared to head (c6236ea) 60.22%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #719      +/-   ##
==========================================
- Coverage   60.34%   60.22%   -0.12%     
==========================================
  Files          94       99       +5     
  Lines       17622    17965     +343     
==========================================
+ Hits        10634    10820     +186     
- Misses       5679     5803     +124     
- Partials     1309     1342      +33     

Flag	Coverage Δ
apiserver-unittests	32.21% <40.50%> (+0.12%)	⬆️
server-e2e-tests	49.59% <53.31%> (+0.03%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/server/config/config.go	0.00% <0.00%> (ø)
pkg/server/interfaces/api/dto/v1/types.go	57.89% <0.00%> (-15.44%)	⬇️
pkg/server/server.go	55.02% <0.00%> (-6.49%)	⬇️
pkg/server/utils/bcode/bcode.go	48.93% <0.00%> (-2.18%)	⬇️
pkg/plugin/types/plugin.go	33.33% <33.33%> (ø)
pkg/server/utils/http.go	81.81% <50.00%> (-7.08%)	⬇️
pkg/plugin/loader/loader.go	56.73% <56.73%> (ø)
pkg/server/domain/service/plugin.go	65.11% <65.11%> (ø)
pkg/server/interfaces/api/plugin.go	71.42% <71.42%> (ø)
pkg/plugin/registry/in_memory.go	95.74% <95.74%> (ø)
... and 3 more

... and 7 files with indirect coverage changes

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[wonderflow]

please add some extra files to gitignore