Change the default branch in the agit docs (#27621) (#27623)

Backport #27621 by @lng2020

It's main now.
relevant #27579

Co-authored-by: Nanguan Lin <70063547+lng2020@users.noreply.github.com>

BSDmakefile

@@ -42,13 +42,13 @@ GARGS = "--no-print-directory"
 
 # The GNU convention is to use the lowercased `prefix` variable/macro to
 # specify the installation directory. Humor them.
-GPREFIX = ""
+GPREFIX =
 .if defined(PREFIX) && ! defined(prefix)
     GPREFIX = 'prefix = "$(PREFIX)"'
 .endif
 
 .BEGIN: .SILENT
-	which $(GMAKE) || printf "Error: GNU Make is required!\n\n" 1>&2 && false
+	which $(GMAKE) || (printf "Error: GNU Make is required!\n\n" 1>&2 && false)
 
 .PHONY: FRC
 $(.TARGETS): FRC

docs/content/usage/agit-support.en-us.md

@@ -26,7 +26,7 @@ This can be done by pushing to the branch followed by a specific refspec (a loca
 The following example illustrates this:
 
 ```shell
-git push origin HEAD:refs/for/master
+git push origin HEAD:refs/for/main
 ```
 
 The command has the following structure:
@@ -42,8 +42,8 @@ The command has the following structure:
   - `description`: The PR description
   - `force-push`: confirm force update the target branch
 
-Here's another advanced example for creating a new PR targeting `master` with `topic`, `title`, and `description`:
+Here's another advanced example for creating a new PR targeting `main` with `topic`, `title`, and `description`:
 
 ```shell
-git push origin HEAD:refs/for/master -o topic="Topic of my PR" -o title="Title of the PR" -o description="# The PR Description\nThis can be **any** markdown content.\n- [x] Ok"
+git push origin HEAD:refs/for/main -o topic="Topic of my PR" -o title="Title of the PR" -o description="# The PR Description\nThis can be **any** markdown content.\n- [x] Ok"
 ```

docs/content/usage/agit-support.zh-cn.md

@@ -26,7 +26,7 @@ Agit 允许在推送代码到远程仓库时创建 PR（合并请求）。
 下面的示例说明了这一点：
 
 ```shell
-git push origin HEAD:refs/for/master
+git push origin HEAD:refs/for/main
 ```
 
 该命令的结构如下：
@@ -42,8 +42,8 @@ git push origin HEAD:refs/for/master
   - `description`：PR 的描述
   - `force-push`：确认强制更新目标分支
 
-下面是另一个高级示例，用于创建一个以 `topic`、`title` 和 `description` 为参数的新 PR，目标分支是 `master`：
+下面是另一个高级示例，用于创建一个以 `topic`、`title` 和 `description` 为参数的新 PR，目标分支是 `main`：
 
 ```shell
-git push origin HEAD:refs/for/master -o topic="Topic of my PR" -o title="Title of the PR" -o description="# The PR Description\nThis can be **any** markdown content.\n- [x] Ok"
+git push origin HEAD:refs/for/main -o topic="Topic of my PR" -o title="Title of the PR" -o description="# The PR Description\nThis can be **any** markdown content.\n- [x] Ok"
 ```

templates/repo/issue/new_form.tmpl

@@ -134,7 +134,7 @@
 			<span class="no-select item {{if .Project}}gt-hidden{{end}}">{{ctx.Locale.Tr "repo.issues.new.no_projects"}}</span>
 			<div class="selected">
 				{{if .Project}}
-					<a class="item muted sidebar-item-link" href="{{.Project.Link}}">
+					<a class="item muted sidebar-item-link" href="{{.Project.Link ctx}}">
 						{{svg .Project.IconName 18 "gt-mr-3"}}{{.Project.Title}}
 					</a>
 				{{end}}