feat(BootstrapLabelSetting): add BootstrapLabelSetting component

[ArgoZhang]

add BootstrapLabelSetting component

Summary of the changes (Less than 80 chars)

简单描述你更改了什么, 不超过80个字符；如果有关联 Issue 请在下方填写相关编号

Description

fixes #5273

Regression?

• Yes
• No

[If yes, specify the version the behavior has regressed from]

[是否影响老版本]

Risk

• High
• Medium
• Low

[Justify the selection above]

Verification

• Manual (required)
• Automated

Packaging changes reviewed?

• Yes
• No
• N/A

☑️ Self Check before Merge

⚠️ Please check all items below before review. ⚠️

• Doc is updated/provided or not needed
• Demo is updated/provided or not needed
• Merge the latest code from the main branch

Summary by Sourcery

Introduce the BootstrapLabelSetting component to cascade label settings, such as LabelWidth, to child components like BootstrapLabel.

New Features:

• Add a new component BootstrapLabelSetting which allows cascading label settings to child BootstrapLabel components.

Tests:

• Add unit tests for the BootstrapLabelSetting component.

[sourcery-ai]

Reviewer's Guide by Sourcery

This pull request introduces a new BootstrapLabelSetting component that allows setting the label width for child BootstrapLabel components. It also modifies the CssBuilder to support adding styles.

Sequence diagram showing how BootstrapLabel resolves its LabelWidth

sequenceDiagram
    participant BL as BootstrapLabel
    participant BLS as BootstrapLabelSetting
    participant CB as CssBuilder
    BL->>BL: OnParametersSet()
    alt LabelWidth not set
        BL->>BLS: Get cascading LabelWidth
        BLS-->>BL: Return LabelWidth value
    end
    BL->>CB: AddStyle("--bb-row-label-width", width)
    CB-->>BL: Return style string

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File-Level Changes

Change	Details	Files
Added AddStyle methods to CssBuilder to support adding CSS styles.	Added AddStyle(string key, string? value) to add a raw style string. Added AddStyle(string key, string? value, bool when = true) to add a style conditionally. Added AddStyle(string key, string? value, Func<bool> when) to add a style conditionally based on a function. Added AddStyle(string key, Func<string?> value, bool when = true) to add a style conditionally based on a function that returns a string. Added AddStyle(string key, Func<string?> value, Func<bool> when) to add a style conditionally based on a function that returns a string and a condition function. Added AddStyle(CssBuilder builder, bool when = true) to add a style from a CssBuilder conditionally. Added AddStyle(CssBuilder builder, Func<bool> when) to add a style from a CssBuilder conditionally based on a function. Added unit tests for the new AddStyle methods.	src/BootstrapBlazor/Utils/CssBuilder.cs test/UnitTest/Utils/CssBuilderTest.cs
Created a new BootstrapLabelSetting component to provide a cascading label width.	Created BootstrapLabelSetting component with a LabelWidth parameter. The component uses CascadingValue to provide the LabelWidth to child components. Added a razor file for the component.	src/BootstrapBlazor/Components/Label/BootstrapLabelSetting.razor.cs src/BootstrapBlazor/Components/Label/BootstrapLabelSetting.razor
Modified BootstrapLabel to use the new BootstrapLabelSetting component and CssBuilder.	Added a CascadingParameter to receive the BootstrapLabelSetting. Modified the StyleString property to use AddStyle instead of AddClass. The LabelWidth is now obtained from the BootstrapLabelSetting if available. Added unit tests for the new BootstrapLabelSetting component.	src/BootstrapBlazor/Components/Label/BootstrapLabel.razor.cs test/UnitTest/Components/BootstrapLabelTest.cs
Modified EditorForm and ValidateForm to use AddStyle instead of AddClass.	Modified the FormStyleString property in EditorForm to use AddStyle instead of AddClass. Modified the StyleString property in ValidateForm to use AddStyle instead of AddClass.	src/BootstrapBlazor/Components/EditorForm/EditorForm.razor.cs src/BootstrapBlazor/Components/ValidateForm/ValidateForm.razor.cs

Assessment against linked issues

Issue	Objective	Addressed	Explanation
#5273	Add BootstrapLabelSetting component	✅

Possibly linked issues

• feat(BootstrapLabelSetting): add BootstrapLabelSetting component #5273: The PR implements the BootstrapLabelSetting component requested in the issue.
• feat(BootstrapLabelSetting): add BootstrapLabelSetting component #5273: The PR fixes the issue by adding a new component to set label width.
• feat(BootstrapLabelSetting): add BootstrapLabelSetting component #5273: The PR fixes the issue by adding a new BootstrapLabelSetting component to control the label width.

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[sourcery-ai]

Hey @ArgoZhang - I've reviewed your changes - here's some feedback:

Overall Comments:

• There's a typo in the test assertions - 'widht' should be 'width' in AddStyle_When test method

Here's what I looked at during the review

• 🟡 General issues: 1 issue found
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟡 Complexity: 1 issue found
• 🟢 Documentation: all looks good

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.99%. Comparing base (3c07dff) to head (acd3bc4).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5274   +/-   ##
=======================================
  Coverage   99.99%   99.99%           
=======================================
  Files         639      640    +1     
  Lines       28777    28781    +4     
  Branches     4091     4092    +1     
=======================================
+ Hits        28775    28779    +4     
  Partials        2        2           

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