fix: default image cdn url

.drone.yml

@@ -28,6 +28,8 @@ steps:
     when:
       status:
         - success
+      event:
+        - tag
     settings:
       repo: lddsb/drone-dingtalk-message
       dockerfile: Dockerfile
@@ -42,5 +44,3 @@ steps:
 trigger:
   branch:
     - master
-  event:
-    - tags

.gitignore

@@ -1,4 +1,5 @@
 dive.log
 drone-dingtalk-message
 .idea
-vendor
+vendor
+coverage.txt

main_test.go

@@ -1,10 +0,0 @@
-package main
-
-import (
-	"testing"
-)
-
-func TestMain(t *testing.T) {
-	main()
-	t.Log("main testing finished")
-}

plugin.go

@@ -232,12 +232,12 @@ get picture url
 func (p *Plugin) getPicURL() string {
 	pics := make(map[string]string)
 	//  success picture url
-	pics["success"] = "https://ws4.sinaimg.cn/large/006tNc79gy1fz05g5a7utj30he0bfjry.jpg"
+	pics["success"] = "https://wx1.sinaimg.cn/large/006tNc79gy1fz05g5a7utj30he0bfjry.jpg"
 	if p.Extra.Pic.SuccessPicURL != "" {
 		pics["success"] = p.Extra.Pic.SuccessPicURL
 	}
 	//  failure picture url
-	pics["failure"] = "https://ws1.sinaimg.cn/large/006tNc79gy1fz0b4fghpnj30hd0bdmxn.jpg"
+	pics["failure"] = "https://wx1.sinaimg.cn/large/006tNc79gy1fz0b4fghpnj30hd0bdmxn.jpg"
 	if p.Extra.Pic.FailurePicURL != "" {
 		pics["failure"] = p.Extra.Pic.FailurePicURL
 	}