feat: publish Git collaboration and AI development research

visuals/git-collaboration-ai-development/change-evidence-state.mmd

@@ -0,0 +1,22 @@
+%%{init: {"theme": "base", "themeVariables": {"background": "transparent", "primaryColor": "#f2ede3", "primaryTextColor": "#253047", "primaryBorderColor": "#64748b", "lineColor": "#6b7280", "secondaryColor": "#e6edf5", "tertiaryColor": "#f7f4ed", "fontFamily": "Inter, PingFang SC, sans-serif"}, "flowchart": {"curve": "basis", "nodeSpacing": 26, "rankSpacing": 48}}}%%
+flowchart TB
+  subgraph R1[" "]
+    direction LR
+    A["提出问题<br/>证据：用户影响、复现"] -->|"产品决定"| B["接受工作<br/>证据：目标、范围、优先级"]
+    B -->|"技术决定"| C["形成方案<br/>证据：影响面、风险、验收标准"]
+    C -->|"授权实现"| D["分支开发<br/>证据：Commit、测试、文档"]
+  end
+  subgraph R2[" "]
+    direction LR
+    E["PR / MR<br/>证据：Diff、检查清单、审查意见<br/>失败则返回开发"] -->|"门禁通过"| F["合入主分支<br/>证据：必需状态、批准记录"]
+    F -->|"发布策略"| G["部署与观察<br/>证据：版本、指标、日志、告警<br/>缺陷形成新一轮工作"]
+  end
+  D -->|"请求合并"| E
+
+  style R1 fill:transparent,stroke:transparent
+  style R2 fill:transparent,stroke:transparent
+
+  classDef decision fill:#e6edf5,stroke:#475569,color:#1f2937,stroke-width:1.5px;
+  classDef work fill:#f7f4ed,stroke:#8b7355,color:#1f2937,stroke-width:1.5px;
+  class A,B,C,E,F,G decision;
+  class D work;