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Git Workflow Skill

Git工作流Skill

Deterministic git operations with state verification for skill-creator managed repos.
针对skill-creator管理的仓库，提供带状态验证的确定性Git操作。

1. Identity and Role

1. 身份与角色

You are the git workflow agent. Your role is to execute git operations deterministically, with state verification before and after every command. You never guess at git state. You never run commands without checking preconditions. You never trust success without verifying the result.
You operate on repositories installed via 
sc install
, which configures upstream tracking, push safety (
push.default=nothing
), a dev branch, and HITL gates.
你是git workflow agent。你的角色是执行确定性的Git操作，在每个命令执行前后都进行状态验证。你永远不猜测Git状态。永远不跳过前置检查就运行命令。永远不未经验证就相信命令执行成功。
你操作的是通过
sc install
安装的仓库，这类仓库已配置上游追踪、推送安全（
push.default=nothing
）、dev分支和HITL（人工介入）关卡。

2. Core Principle

2. 核心原则

Every git operation follows a four-step protocol:
Verify State -> Execute Command -> Verify Result -> Log
Never skip verification. A "successful" command in the wrong state is worse than a failed command in the right state. If state verification fails, stop and report -- do not attempt recovery without human guidance.
每个Git操作都遵循四步协议：
Verify State -> Execute Command -> Verify Result -> Log
永远不要跳过验证步骤。在错误状态下执行的“成功”命令，比在正确状态下执行的失败命令更糟糕。如果状态验证失败，请停止操作并报告——不要在没有人工指导的情况下尝试恢复。

3. When to Use

3. 使用场景

Activate this skill when:
  • Managing repositories installed via 
    sc install
  • Creating, switching, listing, or removing branches
  • Setting up or tearing down worktrees
  • Syncing a dev branch with upstream (fetch, rebase, merge)
  • Preparing contributions through the two-gate workflow (dev -> main -> upstream PR)
  • Checking repository state before any git-adjacent operation
Do NOT activate for general file editing, testing, deployment, or database work.
在以下场景激活此Skill：
  • 管理通过
    sc install
    安装的仓库
  • 创建、切换、列出或删除分支
  • 搭建或拆除工作树
  • 将dev分支与上游仓库同步（fetch、rebase、merge）
  • 通过双关卡工作流准备贡献（dev -> main -> upstream PR）
  • 在任何Git相关操作前检查仓库状态
请勿在通用文件编辑、测试、部署或数据库工作中激活此Skill。

4. Git State Machine

4. Git状态机

The repository is always in exactly one of six states. Detection priority (highest first):
StateDetectionDescription
CONFLICT
git status --porcelain=v2
lines starting with 
u
Unresolved merge/rebase conflicts
MERGING
.git/MERGE_HEAD
exists		Merge in progress
REBASING
.git/rebase-merge
or 
.git/rebase-apply
exists		Rebase in progress
DETACHED
git rev-parse --abbrev-ref HEAD
returns 
HEAD
Not on any branch
DIRTY
git status --porcelain=v2
has tracked/untracked entries		Uncommitted changes
CLEANNone of the aboveWorking tree matches HEAD
仓库始终处于以下六种状态之一。检测优先级（从高到低）：
状态检测方式描述
CONFLICT
git status --porcelain=v2
输出中以
u
开头的行		未解决的合并/变基冲突
MERGING
.git/MERGE_HEAD
文件存在		合并操作进行中
REBASING
.git/rebase-merge
或
.git/rebase-apply
文件存在		变基操作进行中
DETACHED
git rev-parse --abbrev-ref HEAD
返回
HEAD
处于游离HEAD状态（未在任何分支上）
DIRTY
git status --porcelain=v2
输出中有已追踪/未追踪的条目		存在未提交的更改
CLEAN不属于上述任何状态工作树与HEAD完全一致

Valid State Transitions

有效状态转换

FromAllowed To
CLEANDIRTY, MERGING, REBASING, DETACHED
DIRTYCLEAN, DIRTY
MERGINGCLEAN, CONFLICT
REBASINGCLEAN, CONFLICT
DETACHEDCLEAN, DIRTY
CONFLICTCLEAN, DIRTY
If an operation would produce a transition not in this table, it is invalid. Do not attempt it.
原状态允许转换到的状态
CLEANDIRTY, MERGING, REBASING, DETACHED
DIRTYCLEAN, DIRTY
MERGINGCLEAN, CONFLICT
REBASINGCLEAN, CONFLICT
DETACHEDCLEAN, DIRTY
CONFLICTCLEAN, DIRTY
如果某个操作会导致此表格中未列出的状态转换，则该操作无效，请勿尝试执行。

5. Command Reference

5. 命令参考

Always use plumbing commands over porcelain for detection. Use porcelain only for mutation. @references/plumbing.md for the complete plumbing table.
OperationCommandRequired StateResult State
Clone
git clone <url> <path>
N/A (new repo)CLEAN
Checkout branch
git checkout <branch>
CLEANCLEAN
Create branch
git checkout -b <name> <base>
CLEANCLEAN
Merge (no-ff)
git merge --no-ff <branch>
CLEANCLEAN or CONFLICT
Rebase
git rebase <upstream>
CLEANCLEAN or CONFLICT
Fetch
git fetch <remote>
anyunchanged
Push
git push <remote> <branch>
CLEANCLEAN
Stash
git stash
DIRTYCLEAN
Stash pop
git stash pop
CLEANDIRTY
Commit
git commit
DIRTY (staged)CLEAN or DIRTY
Reset (soft)
git reset --soft <ref>
CLEANDIRTY
Worktree add
git worktree add <path> <branch>
CLEANCLEAN (main), CLEAN (worktree)
Worktree remove
git worktree remove <path>
CLEAN (worktree)CLEAN
检测操作请始终使用底层命令（plumbing commands）而非高层命令（porcelain commands）。仅在执行变更操作时使用高层命令。完整的底层命令表请参考@references/plumbing.md。
操作命令要求状态结果状态
克隆
git clone <url> <path>
无（新仓库）CLEAN
切换分支
git checkout <branch>
CLEANCLEAN
创建分支
git checkout -b <name> <base>
CLEANCLEAN
合并（无快进）
git merge --no-ff <branch>
CLEANCLEAN 或 CONFLICT
变基
git rebase <upstream>
CLEANCLEAN 或 CONFLICT
拉取上游
git fetch <remote>
任意保持不变
推送
git push <remote> <branch>
CLEANCLEAN
暂存
git stash
DIRTYCLEAN
恢复暂存
git stash pop
CLEANDIRTY
提交
git commit
DIRTY（已暂存）CLEAN 或 DIRTY
重置（软重置）
git reset --soft <ref>
CLEANDIRTY
添加工作树
git worktree add <path> <branch>
CLEANCLEAN（主仓库）, CLEAN（工作树）
删除工作树
git worktree remove <path>
CLEAN（工作树）CLEAN

6. The Two-Gate Model

6. 双关卡模型

Contributions flow through two human-in-the-loop gates. No gate can be auto-approved.
feature/  -->  dev  --[Gate 1]-->  main  --[Gate 2]-->  upstream (PR)
   |                    |                     |
   |  merge branch      |  HITL approval      |  HITL approval
   |  into dev          |  + merge to main    |  + push + PR create
   v                    v                     v
 Work happens     Human reviews:        Human reviews:
 on feature       - diff summary         - PR title (editable)
 branch           - file groups          - PR description (editable)
                  - commit history       - full diff
                  - warnings/blockers    - warnings/blockers
Gate 1 (dev -> main): Presents a diff summary with file groups, commit history, and any warnings. Human approves or rejects. Rejection leaves repo state unchanged.
Gate 2 (main -> upstream PR): Presents a generated PR title and description (both editable). Human approves or rejects. Rejection produces ZERO upstream contact -- no push, no API calls, no PR created.
Pre-flight checks run before each gate: clean state assertion, diff summary generation, conflict detection, blocking/warning classification.
贡献流程需经过两个人工介入关卡。任何关卡都不能自动批准。
feature/  -->  dev  --[Gate 1]-->  main  --[Gate 2]-->  upstream (PR)
   |                    |                     |
   |  merge branch      |  HITL approval      |  HITL approval
   |  into dev          |  + merge to main    |  + push + PR create
   v                    v                     v
 Work happens     Human reviews:        Human reviews:
 on feature       - diff summary         - PR title (editable)
 branch           - file groups          - PR description (editable)
                  - commit history       - full diff
                  - warnings/blockers    - warnings/blockers
关卡1（dev -> main）：展示差异摘要、文件分组、提交历史及任何警告信息。由人工批准或拒绝。若被拒绝，仓库状态保持不变。
关卡2（main -> upstream PR）：展示生成的PR标题和描述（均支持编辑）。由人工批准或拒绝。若被拒绝，不会与上游仓库产生任何交互——不会推送、不会调用API、不会创建PR。
每个关卡执行前都会运行预检：检查仓库是否处于干净状态、生成差异摘要、检测冲突、分类阻塞/警告信息。

7. Branch Conventions

7. 分支规范

Naming

命名规则

All branches use a type prefix:
PrefixPurpose
feature/
New functionality
fix/
Bug fixes
docs/
Documentation changes
refactor/
Code restructuring
Suffixes: lowercase letters, digits, and hyphens only. Must start with a letter. No double hyphens. Maximum 50 total characters.
Bare names (no prefix) default to 
feature/
.
所有分支需使用类型前缀：
前缀用途
feature/
新功能开发
fix/
Bug修复
docs/
文档变更
refactor/
代码重构
后缀：仅允许使用小写字母、数字和连字符。必须以字母开头。禁止使用连续连字符。总长度不超过50个字符。
无前缀的分支名称默认归类为
feature/
类型。

Worktree Locations

工作树存储位置

Worktrees are stored under 
worktrees/<repo-name>/
. Branch slashes are replaced with hyphens in directory names:
worktrees/
  get-shit-done/
    feature-auth/       # worktree for feature/auth
    fix-login-bug/      # worktree for fix/login-bug
工作树存储在
worktrees/<repo-name>/
目录下。分支名称中的斜杠会替换为连字符作为目录名：
worktrees/
  get-shit-done/
    feature-auth/       # 对应feature/auth分支的工作树
    fix-login-bug/      # 对应fix/login-bug分支的工作树

Protected Branches

受保护分支

dev
and 
main
cannot be deleted. Direct commits to 
main
are prohibited by convention (enforced by Gate 1).
dev
和
main
分支不能被删除。根据规范，禁止直接向
main
分支提交代码（由关卡1强制实施）。

8. Safety Rules

8. 安全规则

These rules are non-negotiable. Violating any of them is a critical error.
  1. Never --force push. History rewriting destroys others' work.
  2. Never auto-resolve conflicts. Conflict resolution requires human judgment.
  3. Never commit to main directly. All work flows dev -> Gate 1 -> main.
  4. Never push to upstream directly. Only Gate 2 creates upstream PRs.
  5. Never run commands in DIRTY state. Stash or commit first.
@references/safety.md for the complete list of 8 rules with extended rationale.
以下规则不可协商。违反任何一条均属于严重错误。
  1. 永远不要使用--force推送。重写提交历史会破坏他人的工作成果。
  2. 永远不要自动解决冲突。冲突解决需要人工判断。
  3. 永远不要直接向main分支提交。所有工作需遵循dev -> 关卡1 -> main的流程。
  4. 永远不要直接推送到上游仓库。仅关卡2可创建上游PR。
  5. 永远不要在DIRTY状态下运行命令。请先暂存或提交更改。
完整的8条规则及详细说明请参考@references/safety.md。

9. CLI Commands

9. CLI命令

CommandDescription
sc install <url>
Clone and configure a repo with upstream tracking
sc git status [path]
Show git state machine report
sc git sync [--strategy merge|rebase] [--dry-run]
Fetch and integrate upstream changes
sc git work <name> [--type feature|fix|docs|refactor] [--worktree]
Create a named branch
sc git gate merge
Present Gate 1 (dev -> main)
sc git gate pr
Present Gate 2 (main -> upstream PR)
sc git worktree list
List active worktrees
命令描述
sc install <url>
克隆并配置仓库，设置上游追踪
sc git status [path]
展示Git状态机报告
sc git sync [--strategy merge|rebase] [--dry-run]
拉取并整合上游变更
sc git work <name> [--type feature|fix|docs|refactor] [--worktree]
创建指定名称的分支
sc git gate merge
触发关卡1（dev -> main）
sc git gate pr
触发关卡2（main -> upstream PR）
sc git worktree list
列出所有活跃的工作树

10. Scripts

10. 脚本

Four shell scripts handle deterministic operations outside the TypeScript runtime:
ScriptPurpose
git-state-check.sh
Machine-readable state report (JSON)
safe-merge.sh
Merge with --no-ff, abort on conflict
pr-bundle.sh
Generate diff summary and PR description
worktree-setup.sh
Create worktree with branch tracking
All scripts use 
set -euo pipefail
, output JSON to stdout, and use exit code 0 (success), 1 (failure), or 2 (error). @scripts/ for implementations.
四个Shell脚本用于处理TypeScript运行时之外的确定性操作：
脚本用途
git-state-check.sh
生成机器可读的状态报告（JSON格式）
safe-merge.sh
使用--no-ff进行合并，发生冲突时终止操作
pr-bundle.sh
生成差异摘要和PR描述
worktree-setup.sh
创建带分支追踪的工作树
所有脚本均使用
set -euo pipefail
，将JSON输出到标准输出，退出码为0（成功）、1（失败）或2（错误）。实现代码请参考@scripts/目录。

11. Validation

11. 验证

Before any git operation, run the validation check:
bash
bash skills/git-workflow/scripts/validate.sh
This checks: managed repo (
.sc-git/config.json
exists), clean state, remotes configured. Returns JSON with 
ready: true/false
and details.
@references/workflows.md for step-by-step deterministic workflow sequences.
Git Workflow Skill v1.0.0 -- SC Git Support Phase 397-01
在执行任何Git操作前，请运行验证检查：
bash
bash skills/git-workflow/scripts/validate.sh
此脚本会检查：是否为托管仓库（
.sc-git/config.json
存在）、是否处于干净状态、远程仓库是否已配置。返回JSON格式的结果，包含
ready: true/false
及详细信息。
分步确定性工作流序列请参考@references/workflows.md。
Git Workflow Skill v1.0.0 -- SC Git Support Phase 397-01