From b6b99d8b1d60c4e14564e67b6b908000cc2c5081 Mon Sep 17 00:00:00 2001
From: fengyujia <fengyujia@users.databall.tech>
Date: Mon, 10 Aug 2026 02:46:11 +0000
Subject: [PATCH] doc

---
 .gitignore | 14 ++++++++++++++
 doc.md     | 15 +++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 doc.md

diff --git a/.gitignore b/.gitignore
index e69de29..c9030b7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1,14 @@
+
+# PMS — 容器运行时产物（勿提交）
+.env
+.pms-task-env.json
+.bashrc
+.bash_profile
+.config/
+.local/
+.vnc/
+.cache/
+.gz/
+models/
+Desktop/
+.ICEauthority
diff --git a/doc.md b/doc.md
new file mode 100644
index 0000000..3080db0
--- /dev/null
+++ b/doc.md
@@ -0,0 +1,15 @@
+# Introduction to Gazebo Sim with ROS2
+
+这是一个 Gazebo Sim + ROS 2 入门教程，包含静态课件页面、课程导航页、示例 Gazebo 模型资源。
+
+课程适合已经具备基础 Linux / ROS 2 命令行能力，希望系统学习 Gazebo Sim 图形界面、URDF 机器人建模、Gazebo-ROS Bridge、传感器/运动插件以及 SDF World 构建的学习者。
+
+## 快速开始
+
+```bash
+cd /workspace/gazebo_sim_ros2
+xdg-open "index.html"        # Linux
+open "index.html"            # macOS
+start "index.html"           # Windows
+```
+