Update README.md

Add changes field in to IssuesPayload and  IssueCommentPayload of Github

README.md

@@ -1,6 +1,6 @@
 Library webhooks
 ================
-<img align="right" src="https://raw.githubusercontent.com/go-playground/webhooks/v5/logo.png">![Project status](https://img.shields.io/badge/version-5.13.0-green.svg)
+<img align="right" src="https://raw.githubusercontent.com/go-playground/webhooks/v5/logo.png">![Project status](https://img.shields.io/badge/version-5.17.0-green.svg)
 [![Build Status](https://travis-ci.org/go-playground/webhooks.svg?branch=v5)](https://travis-ci.org/go-playground/webhooks)
 [![Coverage Status](https://coveralls.io/repos/go-playground/webhooks/badge.svg?branch=v5&service=github)](https://coveralls.io/github/go-playground/webhooks?branch=v5)
 [![Go Report Card](https://goreportcard.com/badge/go-playground/webhooks)](https://goreportcard.com/report/go-playground/webhooks)

github/github_test.go

@@ -380,7 +380,7 @@ func TestWebhooks(t *testing.T) {
 			filename: "../testdata/github/project-card.json",
 			headers: http.Header{
 				"X-Github-Event":  []string{"project_card"},
-				"X-Hub-Signature": []string{"sha1=495dec0d6449d16b71f2ddcd37d595cb9b04b1d8"},
+				"X-Hub-Signature": []string{"sha1=f5ed1572b04f0e03c8d5f5e3f7fa63737bef76d7"},
 			},
 		},
 		{
@@ -420,7 +420,7 @@ func TestWebhooks(t *testing.T) {
 			filename: "../testdata/github/pull-request.json",
 			headers: http.Header{
 				"X-Github-Event":  []string{"pull_request"},
-				"X-Hub-Signature": []string{"sha1=35712c8d2bc197b7d07621dcf20d2fb44620508f"},
+				"X-Hub-Signature": []string{"sha1=88972f972db301178aa13dafaf112d26416a15e6"},
 			},
 		},
 		{

github/payload.go

@@ -1662,6 +1662,11 @@ type IssueCommentPayload struct {
 		Body              string    `json:"body"`
 		AuthorAssociation string    `json:"author_association"`
 	} `json:"comment"`
+	Changes *struct {
+		Body *struct {
+			From string `json:"from"`
+		} `json:"body"`
+	} `json:"changes"`
 	Repository struct {
 		ID       int64  `json:"id"`
 		NodeID   string `json:"node_id"`
@@ -1826,6 +1831,14 @@ type IssuesPayload struct {
 		ClosedAt  *time.Time  `json:"closed_at"`
 		Body      string      `json:"body"`
 	} `json:"issue"`
+	Changes *struct {
+		Title *struct {
+			From string `json:"from"`
+		} `json:"title"`
+		Body *struct {
+			From string `json:"from"`
+		} `json:"body"`
+	} `json:"changes"`
 	Repository struct {
 		ID       int64  `json:"id"`
 		NodeID   string `json:"node_id"`
@@ -2987,6 +3000,7 @@ type ProjectCardPayload struct {
 	Action      string `json:"action"`
 	ProjectCard struct {
 		URL        string  `json:"url"`
+		ProjectURL string  `json:"project_url"`
 		ColumnURL  string  `json:"column_url"`
 		ColumnID   int64   `json:"column_id"`
 		ID         int64   `json:"id"`
@@ -3589,6 +3603,7 @@ type PullRequestPayload struct {
 		Assignee           *Assignee   `json:"assignee"`
 		Assignees          []*Assignee `json:"assignees"`
 		Milestone          *Milestone  `json:"milestone"`
+		Draft              bool        `json:"draft"`
 		CommitsURL         string      `json:"commits_url"`
 		ReviewCommentsURL  string      `json:"review_comments_url"`
 		ReviewCommentURL   string      `json:"review_comment_url"`

testdata/github/project-card.json

@@ -2,6 +2,7 @@
   "action": "created",
   "project_card": {
     "url": "https://api.github.com/projects/columns/cards/1266091",
+    "project_url": "https://api.github.com/projects/6047634",
     "column_url": "https://api.github.com/projects/columns/515520",
     "column_id": 515520,
     "id": 1266091,

testdata/github/pull-request.json

@@ -39,6 +39,7 @@
     "merge_commit_sha": null,
     "assignee": null,
     "milestone": null,
+    "draft": false,
     "commits_url": "https://api.github.com/repos/baxterthehacker/public-repo/pulls/1/commits",
     "review_comments_url": "https://api.github.com/repos/baxterthehacker/public-repo/pulls/1/comments",
     "review_comment_url": "https://api.github.com/repos/baxterthehacker/public-repo/pulls/comments{/number}",