feat: slack - gitea 메시지 정의

internal/gitea/gitea.go

@@ -14,6 +14,7 @@ type user struct {
 	Login    string `json:"login"`
 	Username string `json:"username"`
 	Email    string `json:"email"`
+	Name     string `json:"name"` // commit author/committer 표시 이름
 }
 
 func (u *user) login() string {
@@ -63,8 +64,10 @@ type review struct {
 }
 
 type commitInfo struct {
+	ID      string `json:"id"`
 	Message string `json:"message"`
 	URL     string `json:"url"`
+	Author  *user  `json:"author"`
 }
 
 type payload struct {
@@ -72,6 +75,7 @@ type payload struct {
 	Number     int    `json:"number"`
 	Repository struct {
 		FullName string `json:"full_name"`
+		HTMLURL  string `json:"html_url"`
 	} `json:"repository"`
 	Sender            *user        `json:"sender"`
 	PullRequest       *pullRequest `json:"pull_request"`
@@ -146,28 +150,55 @@ func BuildChannelMessage(event string, body []byte) (notify.Notification, bool)
 	switch event {
 	case "push":
 		branch := strings.TrimPrefix(p.Ref, "refs/heads/")
-		title := fmt.Sprintf("📤 [%s] %s에 커밋 %d개 push", repo, branch, len(p.Commits))
-		lines := make([]string, 0, len(p.Commits))
+		n := len(p.Commits)
+		plural := ""
+		if n != 1 {
+			plural = "s"
+		}
+
+		// 헤더: [repo:branch] N new commit(s) pushed by {actor}  (Gitea 기본 형식과 유사)
+		repoRef := fmt.Sprintf("%s:%s", repo, branch)
+		if p.Repository.HTMLURL != "" {
+			repoRef = fmt.Sprintf("<%s/src/branch/%s|%s:%s>", p.Repository.HTMLURL, branch, repo, branch)
+		}
+		head := fmt.Sprintf("[%s] %d new commit%s pushed by %s", repoRef, n, plural, actor)
+
+		// 커밋 줄: <url|shortsha>: 메시지 - 작성자명
+		lines := make([]string, 0, n)
 		for _, cm := range p.Commits {
+			short := cm.ID
+			if len(short) > 10 {
+				short = short[:10]
+			}
 			msg := strings.SplitN(cm.Message, "\n", 2)[0]
-			lines = append(lines, fmt.Sprintf("• <%s|%s>", cm.URL, msg))
+			// 링크는 sha에만 — 메시지의 '>' 등이 링크를 중간에 끊지 않도록 평문은 이스케이프.
+			line := fmt.Sprintf("<%s|%s>: %s", cm.URL, short, escapeMrkdwn(msg))
+			if cm.Author != nil && cm.Author.Name != "" {
+				line += " - " + escapeMrkdwn(cm.Author.Name)
+			}
+			lines = append(lines, line)
+		}
+
+		body := head
+		if p.Repository.HTMLURL != "" {
+			body += "\n" + p.Repository.HTMLURL
 		}
-		bodyText := strings.Join(lines, "\n")
-		if bodyText == "" {
-			bodyText = "(커밋 정보 없음)"
+		if len(lines) > 0 {
+			body += "\n" + strings.Join(lines, "\n")
 		}
-		return channelNote(title, bodyText, ctx), true
+		text := fmt.Sprintf("[%s:%s] %d new commit%s pushed by %s", repo, branch, n, plural, actor)
+		return pushNote(text, body), true
 
 	case "pull_request":
 		if pr := p.PullRequest; pr != nil {
 			title := fmt.Sprintf("🔀 [%s] PR #%d %s", repo, pr.Number, withAction(p.Action))
-			return channelNote(title, fmt.Sprintf("<%s|%s>", pr.HTMLURL, pr.Title), ctx), true
+			return channelNote(title, fmt.Sprintf("<%s|%s>", pr.HTMLURL, escapeMrkdwn(pr.Title)), ctx), true
 		}
 
 	case "issues":
 		if iss := p.Issue; iss != nil {
 			title := fmt.Sprintf("📋 [%s] 이슈 #%d %s", repo, iss.Number, withAction(p.Action))
-			return channelNote(title, fmt.Sprintf("<%s|%s>", iss.HTMLURL, iss.Title), ctx), true
+			return channelNote(title, fmt.Sprintf("<%s|%s>", iss.HTMLURL, escapeMrkdwn(iss.Title)), ctx), true
 		}
 
 	case "issue_comment":
@@ -177,13 +208,13 @@ func BuildChannelMessage(event string, body []byte) (notify.Notification, bool)
 				url = p.Comment.HTMLURL
 			}
 			title := fmt.Sprintf("💬 [%s] #%d 새 댓글", repo, iss.Number)
-			return channelNote(title, fmt.Sprintf("<%s|%s>", url, iss.Title), ctx), true
+			return channelNote(title, fmt.Sprintf("<%s|%s>", url, escapeMrkdwn(iss.Title)), ctx), true
 		}
 
 	case "pull_request_review":
 		if pr := p.PullRequest; pr != nil {
 			title := fmt.Sprintf("📝 [%s] PR #%d 리뷰", repo, pr.Number)
-			return channelNote(title, fmt.Sprintf("<%s|%s>", pr.HTMLURL, pr.Title), ctx), true
+			return channelNote(title, fmt.Sprintf("<%s|%s>", pr.HTMLURL, escapeMrkdwn(pr.Title)), ctx), true
 		}
 	}
 
@@ -196,6 +227,12 @@ func BuildChannelMessage(event string, body []byte) (notify.Notification, bool)
 	return channelNote(title, detail, ctx), true
 }
 
+// escapeMrkdwn은 Slack mrkdwn에서 의미를 갖는 문자를 이스케이프한다.
+// 특히 '>'를 그대로 두면 <url|텍스트> 링크가 중간에서 끊긴다.
+func escapeMrkdwn(s string) string {
+	return strings.NewReplacer("&", "&amp;", "<", "&lt;", ">", "&gt;").Replace(s)
+}
+
 // withAction은 액션이 있으면 "(action)" 형태로 덧붙인다.
 func withAction(action string) string {
 	if action == "" {
@@ -211,6 +248,16 @@ func channelNote(title, body, context string) notify.Notification {
 	}
 }
 
+// pushNote는 헤더+커밋 목록을 한 섹션에 담는다(Gitea 기본 메시지와 유사한 단순 형식).
+func pushNote(text, body string) notify.Notification {
+	return notify.Notification{
+		Text: text,
+		Blocks: []notify.Block{
+			{"type": "section", "text": notify.Block{"type": "mrkdwn", "text": body}},
+		},
+	}
+}
+
 func handlePullRequest(p *payload, repo, sender string) []notify.Notification {
 	pr := p.PullRequest
 	if pr == nil {

internal/slack/slack.go

@@ -90,7 +90,12 @@ func (c *Client) PostAlert(ctx context.Context, channel, text string, blocks []n
 }
 
 func (c *Client) post(ctx context.Context, channel, text string, blocks []notify.Block) error {
-	payload := map[string]any{"channel": channel}
+	payload := map[string]any{
+		"channel": channel,
+		// 메시지 안의 링크/미디어 자동 미리보기(unfurl) 끔 — Block Kit 링크만 깔끔히 표시.
+		"unfurl_links": false,
+		"unfurl_media": false,
+	}
 	if text != "" {
 		payload["text"] = text
 	}