feat: support filtering attachments in the library by file media type

[LIlGG]

What type of PR is this?

/kind feature
/area core
/area ui

What this PR does / why we need it:

为 /apis/api.console.halo.run/v1alpha1/attachments 接口增加了 accepts 可选参数，用于根据附件的 MediaType 进行筛选。

为附件库增加通过文件的 MediaType 类型进行筛选的筛选项。

同时支持使用了 CoreSelectorProvider 组件的文件选择框的筛选。现在只会显示 accepts 所支持的文件。

How to test it?

测试 ui 端文件选择框的类型筛选是否正确有效。
测试使用了 CoreSelectorProvider 组件的 accepts 是否有效。

Which issue(s) this PR fixes:

Fixes #5054

Does this PR introduce a user-facing change?

附件库支持按文件类型进行过滤

[LIlGG]

/milestone 2.16.x

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.2% Duplication on New Code

See analysis details on SonarCloud

[codecov]

Codecov Report

Attention: Patch coverage is 54.83871% with 14 lines in your changes are missing coverage. Please review.

Project coverage is 56.50%. Comparing base (5fdf6c0) to head (a44c97c).
Report is 167 commits behind head on main.

Files	Patch %	Lines
...ension/attachment/endpoint/AttachmentEndpoint.java	53.84%	10 Missing and 2 partials ⚠️
...ain/java/run/halo/app/infra/SchemeInitializer.java	60.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #5893      +/-   ##
============================================
- Coverage     56.91%   56.50%   -0.41%     
- Complexity     3319     3462     +143     
============================================
  Files           587      612      +25     
  Lines         18968    20503    +1535     
  Branches       1401     1419      +18     
============================================
+ Hits          10795    11586     +791     
- Misses         7594     8334     +740     
- Partials        579      583       +4     

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[ruibaby]

/lgtm

[JohnNiang]

/approve

[f2c-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: JohnNiang

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• OWNERS [JohnNiang]

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