Add tea open (#101)

Fix open default to home page

Improve path join and open with no arg

add labels and milestones

Add tea open

Reviewed-on: https://gitea.com/gitea/tea/pulls/101
Reviewed-by: 6543 <6543@noreply.gitea.io>
Reviewed-by: John Olheiser <john.olheiser@gmail.com>

modules/git/ref.go

@@ -0,0 +1,20 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package git
+
+import (
+	go_git "gopkg.in/src-d/go-git.v4"
+	"gopkg.in/src-d/go-git.v4/plumbing"
+)
+
+// GetRepoReference returns the current repository's current branch or tag
+func GetRepoReference(p string) (*plumbing.Reference, error) {
+	gitPath, err := go_git.PlainOpenWithOptions(p, &go_git.PlainOpenOptions{DetectDotGit: true})
+	if err != nil {
+		return nil, err
+	}
+
+	return gitPath.Head()
+}

modules/git/url.go

@@ -1,3 +1,7 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
 package git
 
 import (