[aide] flow-design: 流程图设计完成

.aide/diagrams/git-branch-logic.puml

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+@startuml git-branch-logic
+!theme plain
+title 程序逻辑流图：aide flow start 分支创建
+
+start
+
+:FlowTracker.start(phase, summary);
+
+partition "Git 状态检查" {
+  :GitIntegration.is_clean();
+
+  if (工作目录干净?) then (否)
+    :git add .;
+    :git commit -m "保存未提交的变更";
+  else (是)
+  endif
+
+  :GitIntegration.has_commits();
+
+  if (有提交历史?) then (否)
+    :创建 .gitkeep;
+    :git commit -m "初始提交";
+  else (是)
+  endif
+}
+
+partition "分支创建" {
+  :记录 source_branch = get_current_branch();
+  :记录 start_commit = rev_parse_head();
+
+  :BranchManager.get_next_branch_number();
+  note right: 从 branches.json 读取
+
+  :branch_name = "aide/" + 编号;
+  :GitIntegration.create_branch(branch_name);
+  :GitIntegration.checkout(branch_name);
+
+  :BranchManager.record_branch_start();
+  note right
+    记录到 branches.json:
+    - branch_name
+    - source_branch
+    - start_commit
+    - task_id
+    - task_summary
+    - started_at
+    - status: "active"
+  end note
+
+  :BranchManager.save_branches();
+  note right: 同时生成 JSON 和 MD
+}
+
+:继续原有 start 逻辑;
+:保存 FlowStatus;
+:git add . && commit;
+
+stop
+
+@enduml