diff --git a/examples/workflows/project-bootstrap-automation/README.md b/examples/workflows/project-bootstrap-automation/README.md
index 2e309ed..be12237 100644
--- a/examples/workflows/project-bootstrap-automation/README.md
+++ b/examples/workflows/project-bootstrap-automation/README.md
@@ -13,7 +13,7 @@
 - `examples/demo_outputs/`：固定示例输出
 - `docs/workflow-spec.md`：工作流说明文档
 - `docs/architecture.md`：架构与流程说明
-- `docs/assets/bootstrap-architecture.svg`：架构图
+- `docs/assets/bootstrap-architecture.png`：架构图
 - `docs/quickstart.md`：最短复现路径
 - `docs/runbook.md`：运行手册
 - `docs/verification.md`：验证记录
diff --git a/examples/workflows/project-bootstrap-automation/docs/architecture.md b/examples/workflows/project-bootstrap-automation/docs/architecture.md
index 164be7a..ac4a575 100644
--- a/examples/workflows/project-bootstrap-automation/docs/architecture.md
+++ b/examples/workflows/project-bootstrap-automation/docs/architecture.md
@@ -1,8 +1,8 @@
 # 架构说明
 
-本工作流采用“配置输入 -> 资产生成 -> CLI 编排 -> GitLink 落地 -> 结果归档”的五段式架构。正式架构图见 `docs/assets/bootstrap-architecture.svg`。
+本工作流采用“配置输入 -> 资产生成 -> CLI 编排 -> GitLink 落地 -> 结果归档”的五段式架构。正式架构图见 `docs/assets/bootstrap-architecture.png`。
 
-![GitLink 项目一键初始化工作流架构](assets/bootstrap-architecture.svg)
+![GitLink 项目一键初始化工作流架构](assets/bootstrap-architecture.png)
 
 ```mermaid
 flowchart LR
diff --git a/examples/workflows/project-bootstrap-automation/docs/assets/bootstrap-architecture.png b/examples/workflows/project-bootstrap-automation/docs/assets/bootstrap-architecture.png
new file mode 100644
index 0000000..8791309
Binary files /dev/null and b/examples/workflows/project-bootstrap-automation/docs/assets/bootstrap-architecture.png differ
diff --git a/examples/workflows/project-bootstrap-automation/docs/submission-checklist.md b/examples/workflows/project-bootstrap-automation/docs/submission-checklist.md
index b0d5233..6941fbb 100644
--- a/examples/workflows/project-bootstrap-automation/docs/submission-checklist.md
+++ b/examples/workflows/project-bootstrap-automation/docs/submission-checklist.md
@@ -8,7 +8,7 @@
 | 提供可复现执行脚本或 Agent 对话记录 | `scripts/run_demo.ps1` |
 | 在至少一个真实 GitLink 项目上运行并展示效果 | 已在 `puygob236/gitlink-bootstrap-demo` 完成仓库读取、分支读取、Issue 创建和 Issue 摘要回写验证 |
 | 提供工作流说明文档 | `README.md`、`docs/workflow-spec.md`、`docs/quickstart.md`、`docs/runbook.md` |
-| 提供架构图 | `docs/architecture.md`、`docs/assets/bootstrap-architecture.svg` |
+| 提供架构图 | `docs/architecture.md`、`docs/assets/bootstrap-architecture.png` |
 | 提供演示材料 | `docs/demo-video-script.md` |
 | 代码开源并托管到 GitLink | 放置于 `examples/workflows/project-bootstrap-automation/` |
 | 提供完整中文 README | `README.md` |