feat(CardUpload): add ActionButtonTemplate parameter

[ArgoZhang]

Link issues

fixes #7026

Summary By Copilot

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

New Features:

• Add ActionButtonTemplate parameter to CardUpload component to enable custom action buttons per upload file item

[sourcery-ai]

Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

This PR enhances the CardUpload component by introducing an ActionButtonTemplate parameter and updating its Razor markup to render custom action buttons when provided.

Class diagram for updated CardUpload component

classDiagram
class CardUpload {
  +RenderFragment<UploadFile>? IconTemplate
  +RenderFragment<UploadFile>? ActionButtonTemplate
  +string? NewIcon
}
CardUpload <|-- UploadFile

Loading

File-Level Changes

Change	Details	Files
Add ActionButtonTemplate parameter to CardUpload component	Define new [Parameter] RenderFragment? ActionButtonTemplate property Add XML summary comment for the new parameter	src/BootstrapBlazor/Components/Upload/CardUpload.razor.cs
Render custom action button template in card upload UI	Insert conditional block to render ActionButtonTemplate(item) before default action buttons	src/BootstrapBlazor/Components/Upload/CardUpload.razor

Assessment against linked issues

Issue	Objective	Addressed	Explanation
#7026	Add an ActionButtonTemplate parameter to the CardUpload component, allowing users to provide a custom template for action buttons.	✅

Possibly linked issues

• feat(CardUpload): add ActionButtonTemplate parameter #7026: The PR adds the ActionButtonTemplate parameter to the CardUpload component, which is the feature requested in the issue.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (d82ddbe) to head (a26444e).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main     #7027   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          743       743           
  Lines        32453     32458    +5     
  Branches      4498      4499    +1     
=========================================
+ Hits         32453     32458    +5     

Flag	Coverage Δ
BB	100.00% <100.00%> (?)

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[Copilot]

Pull Request Overview

This PR adds extensibility to the CardUpload component by introducing a customizable action button template. This allows developers to inject custom action buttons into the upload card's action area.

• Adds ActionButtonTemplate parameter to CardUpload component
• Renders custom action buttons before the built-in buttons (zoom, download, cancel)

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
CardUpload.razor.cs	Adds the ActionButtonTemplate parameter property with XML documentation
CardUpload.razor	Implements rendering logic for the custom action button template

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