rename git master branch to main

.github/CONTRIBUTING.md

@@ -8,7 +8,7 @@ new maintainers by voting in the public issue. If no one votes down and 2/3 vote
 
 ## Contribute Doc
 
-Check [here](https://github.com/go-rod/go-rod.github.io/blob/master/contribute-doc.md).
+Check [here](https://github.com/go-rod/go-rod.github.io/blob/main/contribute-doc.md).
 
 ## Terminology
 

.github/pull_request_template.md

@@ -1,6 +1,6 @@
 # Development guide
 
-[Link](https://github.com/go-rod/rod/blob/master/.github/CONTRIBUTING.md)
+[Link](https://github.com/go-rod/rod/blob/main/.github/CONTRIBUTING.md)
 
 ## Test on local before making the PR
 

.github/workflows/docker.yml

@@ -1,4 +1,4 @@
-# When git master branch changes it will build a image based on the master branch, the tag of the image will be latest.
+# When git main branch changes it will build a image based on the main branch, the tag of the image will be latest.
 # When a git semver tag is pushed it will build a image based on it, the tag will be the same as git's.
 # It will do nothing on other git events.
 # For the usage of the image, check lib/examples/launch-managed .

examples_test.go

@@ -390,7 +390,7 @@ func Example_customize_browser_launch() {
 }
 
 // When rod doesn't have a feature that you need. You can easily call the cdp to achieve it.
-// List of cdp API: https://github.com/go-rod/rod/tree/master/lib/proto
+// List of cdp API: https://github.com/go-rod/rod/tree/main/lib/proto
 func Example_direct_cdp() {
 	page := rod.New().MustConnect().MustPage()
 
@@ -598,7 +598,7 @@ func Example_load_extension() {
 		Set("load-extension", extPath).
 		// Headless mode doesn't support extension yet.
 		// Reason: https://bugs.chromium.org/p/chromium/issues/detail?id=706008#c5
-		// You can use XVFB to get rid of it: https://github.com/go-rod/rod/blob/master/lib/examples/launch-managed/main.go
+		// You can use XVFB to get rid of it: https://github.com/go-rod/rod/blob/main/lib/examples/launch-managed/main.go
 		Headless(false).
 		MustLaunch()
 

lib/docker/main.go

@@ -19,7 +19,7 @@ func main() {
 
 	fmt.Println("Event:", event)
 
-	master := regexp.MustCompile(`^refs/heads/master$`).MatchString(event)
+	isMain := regexp.MustCompile(`^refs/heads/main$`).MatchString(event)
 	m := regexp.MustCompile(`^refs/tags/(v[0-9]+\.[0-9]+\.[0-9]+)$`).FindStringSubmatch(event)
 	ver := ""
 	if len(m) > 1 {
@@ -28,7 +28,7 @@ func main() {
 
 	at := getArchType()
 
-	if master {
+	if isMain {
 		releaseLatest(at)
 	} else if ver != "" {
 		releaseWithVer(ver)