基础优先。面向开发者的 Main Branch 中文通讯，覆盖 GitHub 功能、语言基础和实用工作流。https://mainbranch.dev/zh-CNhttps://mainbranch.dev/newsletter/zh/issue-31/https://mainbranch.dev/newsletter/zh/issue-31/GitHub Actions 现在允许 bot 创建的 PR 在审批后跑 CI，GitHub Agentic Workflows 进入 public preview。还有一个给 Copilot 用的 Chromium canvas。Sun, 14 Jun 2026 00:00:00 GMTgithub-actionsagentic-workflowsgithub-copilotci-cdplaywrightnewsletterhttps://mainbranch.dev/newsletter/zh/issue-30/https://mainbranch.dev/newsletter/zh/issue-30/GitHub Enterprise Teams 正式 GA，Windows runner image 迁移即将开始，Git worktrees 让 demo 准备少一点脆弱感。Sun, 07 Jun 2026 00:00:00 GMTgithub-enterprisegithub-actionsgit-worktreesmicrosoft-buildgithub-universenewsletterhttps://mainbranch.dev/newsletter/zh/issue-29/https://mainbranch.dev/newsletter/zh/issue-29/Coverage 来到 pull request 上，npm staged publishing 正式 GA，一个 Librarian 模式实验把重复 repo search 的成本算成了美元。Sun, 31 May 2026 00:00:00 GMTcode-coveragenpmstaged-publishingmulti-agent-systemsmicrosoft-buildnewsletterhttps://mainbranch.dev/newsletter/zh/issue-28/https://mainbranch.dev/newsletter/zh/issue-28/Issue fields 面向所有组织进入公开预览，GitHub Copilot for Eclipse 开源，以及一个能提早发现视频问题的小巧 ffmpeg 循环。Sun, 24 May 2026 00:00:00 GMTissue-fieldscopiloteclipseopen-sourceffmpegnewsletterhttps://mainbranch.dev/newsletter/zh/issue-27/https://mainbranch.dev/newsletter/zh/issue-27/4月Copilot使用报告现已发布，Dependabot现在可以跨组织访问内部仓库，5月20日直播讲解UBB时代的Copilot最佳实践。Sun, 17 May 2026 00:00:00 GMTcopilotdependabotbillingenterprisenewsletterhttps://mainbranch.dev/newsletter/zh/issue-26/https://mainbranch.dev/newsletter/zh/issue-26/更好的 ruleset bypass 控制、MCP 工作流中的 secret 扫描，以及一个让大型代码库提速 3-4 倍的 LSP 实验。Sat, 09 May 2026 00:00:00 GMTrulesetssecret-scanningcopilotlspnewsletterhttps://mainbranch.dev/newsletter/zh/issue-25/https://mainbranch.dev/newsletter/zh/issue-25/GitHub Copilot 转向按用量计费。哪些变了，哪些不变，怎么控制开销。Sat, 02 May 2026 00:00:00 GMTcopilotpricingnewsletterhttps://mainbranch.dev/newsletter/zh/issue-24/https://mainbranch.dev/newsletter/zh/issue-24/现在外面充斥着大量紫色的AI生成噪音。本周我们用Git 2.54的新history命令和你真正应该使用的switch/restore分离来突破这些噪音。Thu, 23 Apr 2026 00:00:00 GMTgit-2.54git-historygit-switchgit-restorecopilot-cligoogle-cloud-nexthttps://mainbranch.dev/newsletter/zh/issue-23/https://mainbranch.dev/newsletter/zh/issue-23/GitHub 修复了没人谈论的 SBOM 超时问题，gh skill 发布时带着我认为你应该了解的警告，我在智利的演讲让我想起了为什么要做这些。Tue, 21 Apr 2026 00:00:00 GMTgh-skillsbomagent-skillspublic-previewhttps://mainbranch.dev/newsletter/zh/credentials-stop-living-in-env/https://mainbranch.dev/newsletter/zh/credentials-stop-living-in-env/报税季提醒我们，“未来的我会处理这个”永远都是谎言。本周 GitHub 发布了两个功能，减少了你需要手动管理的事项。Mon, 13 Apr 2026 00:00:00 GMTgithub-securitynpmcopilot-autofixtrusted-publishingcareer-growthnewsletterhttps://mainbranch.dev/newsletter/zh/issue-21/https://mainbranch.dev/newsletter/zh/issue-21/github.com/pulls 面板从零重建，新增收件箱视图、保存视图和高级筛选。另外：Actions 中 service container 支持自定义 entrypoint。Sat, 04 Apr 2026 00:00:00 GMTpull-requestsgithub-actionscopilotservice-containershttps://mainbranch.dev/newsletter/zh/issue-20/https://mainbranch.dev/newsletter/zh/issue-20/从4月24日起，GitHub 将使用你的 Copilot 数据来训练 AI。教你如何退出，还有28个新的 secret scanning 检测器，以及一只非常好的老狗。Sat, 28 Mar 2026 00:00:00 GMTprivacysecret-scanningcopilotterms-of-serviceopen-sourcehttps://mainbranch.dev/newsletter/zh/issue-19/https://mainbranch.dev/newsletter/zh/issue-19/Environment 不用假装部署了，cron job 终于能用你自己的时区了。Mon, 23 Mar 2026 00:00:00 GMTgithub-actionsenvironmentscrontimezoneopen-sourcehttps://mainbranch.dev/newsletter/zh/issue-18/https://mainbranch.dev/newsletter/zh/issue-18/这周发了两个实打实的东西。跟 AI 没半毛钱关系。但都能帮你少踩坑。Sun, 15 Mar 2026 00:00:00 GMTdependabotpre-commitoidcgithub-actionshttps://mainbranch.dev/newsletter/zh/issue-17/https://mainbranch.dev/newsletter/zh/issue-17/可见性、策略和记忆。Repository Dashboard 给你所有仓库一个家。Rulesets 终于能强制谁来 review 什么了。还有，我给 AI agent 加了真正的记忆。Sat, 07 Mar 2026 00:00:00 GMTrepository-dashboardrulesetsrequired-reviewergithub-projectsclaude-codesupermemoryhttps://mainbranch.dev/newsletter/zh/issue-16/https://mainbranch.dev/newsletter/zh/issue-16/两个你早就不抱怨了的摩擦点被悄悄修好了——因为你以为它们永远不会变。Sat, 28 Feb 2026 00:00:00 GMTgithub-actionsworkflow-dispatchartifactsplumbingdeveloper-experiencehttps://mainbranch.dev/newsletter/zh/issue-15/https://mainbranch.dev/newsletter/zh/issue-15/GitHub Agentic Workflows、Copilot 登陆 Zed，还有那些默默撑起我半个技术栈的免费工具。Mon, 23 Feb 2026 00:00:00 GMTagentic-workflowscopilotzedfree-tieropen-sourcehttps://mainbranch.dev/newsletter/zh/issue-14/https://mainbranch.dev/newsletter/zh/issue-14/60 天 196k GitHub star。OpenClaw 的势头正在迫使 GitHub 认真对待 agentic AI。Mon, 16 Feb 2026 00:00:00 GMTopenclawagentsclaudecodexstacked-diffshttps://mainbranch.dev/newsletter/zh/issue-13/https://mainbranch.dev/newsletter/zh/issue-13/置顶评论、issue 语义搜索，还有一个你每天都会用的 git alias。Mon, 09 Feb 2026 00:00:00 GMTissuessemantic-searchpinned-commentsgit-aliashttps://mainbranch.dev/newsletter/zh/issue-12/https://mainbranch.dev/newsletter/zh/issue-12/Copilot CLI、ACP 预览、session handoff、repo memory、/review、实时引导，还有那个让你飞速 ship 的 --yolo flag。Mon, 02 Feb 2026 00:00:00 GMTcopilot-clideveloper-toolsaiagentic-aihttps://mainbranch.dev/newsletter/zh/issue-11/https://mainbranch.dev/newsletter/zh/issue-11/35% 的 issue 加载时间已经低于 200ms。还有你等了好久的 Files Changed 更新。Sun, 25 Jan 2026 00:00:00 GMTperformancegithubdeveloper-toolshttps://mainbranch.dev/newsletter/zh/issue-10/https://mainbranch.dev/newsletter/zh/issue-10/Cloudflare 收购了 Astro。为什么设计哲学比归属权更重要。Mon, 19 Jan 2026 00:00:00 GMTastrocloudflarearchitecturegithubhttps://mainbranch.dev/newsletter/zh/issue-9/https://mainbranch.dev/newsletter/zh/issue-9/一周五个生态系统。CodeQL 三次点击搞定。你的仓库大概两个都没开。Sun, 11 Jan 2026 00:00:00 GMTdependabotcodeqlsecuritygithubhttps://mainbranch.dev/newsletter/zh/issue-8/https://mainbranch.dev/newsletter/zh/issue-8/TypeScript 7 快了 10 倍。Actions 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GMTcode-reviewpull-requestsgithub-featuresproductivityhttps://mainbranch.dev/newsletter/zh/issue-2/https://mainbranch.dev/newsletter/zh/issue-2/OIDC token 更精准了，pull_request_target 被锁住了——两个真正影响你 workflow 的安全更新。Mon, 24 Nov 2025 00:00:00 GMTsecurityactionsoidccompliancehttps://mainbranch.dev/newsletter/zh/issue-1/https://mainbranch.dev/newsletter/zh/issue-1/当大家都在聊 Universe 上的 AI agent 时，这些功能悄悄上线了。来看看你错过了什么。Mon, 17 Nov 2025 00:00:00 GMTgithub-featuresactionspull-requestsperformance