Adding branch-name copy to clipboard branches screen. (#25596)

Adding  branch-name copy  to clipboard and button in branches screen

Replaces #25569
Fixes #25120


New mocks:
<img width="876" alt="Screenshot 2023-06-30 at 12 01 41 AM"
src="https://github.com/go-gitea/gitea/assets/80308335/a34ab00f-5625-4529-ba17-f2bf7af58e2a">
<img width="822" alt="Screenshot 2023-06-30 at 12 03 59 AM"
src="https://github.com/go-gitea/gitea/assets/80308335/3a32dffc-52cd-49e1-a437-6d11d58d0939">

<img width="476" alt="image"
src="https://github.com/go-gitea/gitea/assets/80308335/85e8f361-5cb7-45d4-aced-ad2523d54ab0">

Author: puni9869

templates/repo/branch/list.tmpl

@@ -22,7 +22,10 @@
 								{{if .DefaultBranchBranch.IsProtected}}
 									{{svg "octicon-shield-lock"}}
 								{{end}}
-								<a href="{{.RepoLink}}/src/branch/{{PathEscapeSegments .DefaultBranchBranch.DBBranch.Name}}">{{.DefaultBranchBranch.DBBranch.Name}}</a>
+								<div class="gt-df gt-ac">
+									<a class="gt-ellipsis" href="{{.RepoLink}}/src/branch/{{PathEscapeSegments .DefaultBranchBranch.DBBranch.Name}}">{{.DefaultBranchBranch.DBBranch.Name}}</a>
+									<button class="btn interact-fg gt-p-3" data-clipboard-text="{{.DefaultBranchBranch.DBBranch.Name}}">{{svg "octicon-copy" 14}}</button>
+								</div>
 								<p class="info gt-df gt-ac gt-my-2">{{svg "octicon-git-commit" 16 "gt-mr-2"}}<a href="{{.RepoLink}}/commit/{{PathEscape .DefaultBranchBranch.DBBranch.CommitID}}">{{ShortSha .DefaultBranchBranch.DBBranch.CommitID}}</a> · <span class="commit-message">{{RenderCommitMessage $.Context .DefaultBranchBranch.DBBranch.CommitMessage .RepoLink .Repository.ComposeMetas}}</span> · {{.locale.Tr "org.repo_updated"}} {{TimeSince .DefaultBranchBranch.DBBranch.CommitTime.AsTime .locale}}{{if .DefaultBranchBranch.DBBranch.Pusher}} &nbsp;{{template "shared/user/avatarlink" dict "Context" $.Context "user" .DefaultBranchBranch.DBBranch.Pusher}}{{template "shared/user/namelink" .DefaultBranchBranch.DBBranch.Pusher}}{{end}}</p>
 							</td>
 							<td class="right aligned overflow-visible">
@@ -76,14 +79,20 @@
 							<tr>
 								<td class="eight wide">
 								{{if .DBBranch.IsDeleted}}
-									<s><a href="{{$.RepoLink}}/src/branch/{{PathEscapeSegments .DBBranch.Name}}">{{.DBBranch.Name}}</a></s>
+									<div class="gt-df gt-ac">
+										<a class="gt-ellipsis" href="{{$.RepoLink}}/src/branch/{{PathEscapeSegments .DBBranch.Name}}">{{.DBBranch.Name}}</a>
+										<button class="btn interact-fg gt-p-3" data-clipboard-text="{{.DBBranch.Name}}">{{svg "octicon-copy" 14}}</button>
+									</div>
 									<p class="info">{{$.locale.Tr "repo.branch.deleted_by" .DBBranch.DeletedBy.Name}} {{TimeSinceUnix .DBBranch.DeletedUnix $.locale}}</p>
 								{{else}}
 									{{if .IsProtected}}
 										{{svg "octicon-shield-lock"}}
 									{{end}}
-									<a href="{{$.RepoLink}}/src/branch/{{PathEscapeSegments .DBBranch.Name}}">{{.DBBranch.Name}}</a>
-									<p class="info gt-df gt-ac gt-my-2">{{svg "octicon-git-commit" 16 "gt-mr-2"}}<a href="{{$.RepoLink}}/commit/{{PathEscape .DBBranch.CommitID}}">{{ShortSha .DBBranch.CommitID}}</a> · <span class="commit-message">{{RenderCommitMessage $.Context .DBBranch.CommitMessage $.RepoLink $.Repository.ComposeMetas}}</span> · {{$.locale.Tr "org.repo_updated"}} {{TimeSince .DBBranch.CommitTime.AsTime $.locale}}{{if .DBBranch.Pusher}} &nbsp;{{template "shared/user/avatarlink" dict "Context" $.Context "user" .DBBranch.Pusher}} &nbsp;{{template "shared/user/namelink" .DBBranch.Pusher}}{{end}}</p>
+									<div class="gt-df gt-ac">
+										<a class="gt-ellipsis" href="{{$.RepoLink}}/src/branch/{{PathEscapeSegments .DBBranch.Name}}">{{.DBBranch.Name}}</a>
+										<button class="btn interact-fg gt-p-3" data-clipboard-text="{{.DBBranch.Name}}">{{svg "octicon-copy" 14}}</button>
+									</div>
+										<p class="info gt-df gt-ac gt-my-2">{{svg "octicon-git-commit" 16 "gt-mr-2"}}<a href="{{$.RepoLink}}/commit/{{PathEscape .DBBranch.CommitID}}">{{ShortSha .DBBranch.CommitID}}</a> · <span class="commit-message">{{RenderCommitMessage $.Context .DBBranch.CommitMessage $.RepoLink $.Repository.ComposeMetas}}</span> · {{$.locale.Tr "org.repo_updated"}} {{TimeSince .DBBranch.CommitTime.AsTime $.locale}}{{if .DBBranch.Pusher}} &nbsp;{{template "shared/user/avatarlink" dict "Context" $.Context "user" .DBBranch.Pusher}} &nbsp;{{template "shared/user/namelink" .DBBranch.Pusher}}{{end}}</p>
 								{{end}}
 								</td>
 								<td class="two wide ui">