feat(Mask): update opacity to 0.3

[ArgoZhang]

Link issues

fixes #5746

Summary By Copilot

This pull request includes updates to the styling of mask components in the BootstrapBlazor library. The changes focus on modifying the CSS properties for better control over mask opacity and backdrop appearance.

Styling updates:

• src/BootstrapBlazor/Components/Mask/Mask.razor.scss: Corrected the class definition for .bb-mask by adding a byte order mark (BOM) character at the beginning of the file.
• src/BootstrapBlazor/wwwroot/src/css/motronic.css: Updated the .modal-backdrop class to use a CSS custom property for backdrop opacity and added a new .bb-mask class with a custom property for mask opacity.

Regression?

• Yes
• No

Risk

• High
• Medium
• Low

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

Update mask and modal backdrop opacity styling using CSS custom properties

Bug Fixes:

• Fix mask component styling by adding correct byte order mark in SCSS file

Enhancements:

• Refactor modal backdrop and mask opacity to use CSS custom properties for more flexible styling

[sourcery-ai]

Reviewer's Guide by Sourcery

This pull request modifies the CSS styling for mask components in the BootstrapBlazor library. The changes involve updating the opacity of the mask and backdrop by introducing and utilizing CSS custom properties. Additionally, a byte order mark (BOM) character was added to the Mask.razor.scss file.

Updated class diagram for CSS styles

classDiagram
    class modal-backdrop {
      --bs-backdrop-opacity: 0.3
    }
    class bb-mask {
      --bb-mask-opacity: 0.3
    }
    note for modal-backdrop "Updated to use CSS custom property for backdrop opacity"
    note for bb-mask "New class with CSS custom property for mask opacity"

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File-Level Changes

Change	Details	Files
Updated CSS for mask and backdrop opacity using custom properties.	Introduced a custom CSS property --bs-backdrop-opacity for .modal-backdrop. Added a new CSS class .bb-mask with a custom property --bb-mask-opacity.	src/BootstrapBlazor/wwwroot/src/css/motronic.css
Corrected the class definition for .bb-mask by adding a byte order mark (BOM) character at the beginning of the file.	Added a BOM character to the beginning of the file.	src/BootstrapBlazor/Components/Mask/Mask.razor.scss

Assessment against linked issues

Issue	Objective	Addressed	Explanation
#5746	Update the opacity of the mask to 0.3.	✅

Possibly linked issues

• feat(Mask): update opacity to 0.3 #5746: The PR updates the opacity to 0.3 as requested in the issue. The PR also includes additional styling updates.

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[sourcery-ai]

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

Overall Comments:

• Consider consolidating the opacity variables into a single place for easier maintenance.

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

---

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (b0e63f8) to head (853010d).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main     #5747   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          657       657           
  Lines        29923     29923           
  Branches      4245      4245           
=========================================
  Hits         29923     29923           

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