commit 94aadb3d8fdcefed9396c4e77984094c9c6b60ee
Author: ViperEkura <3081035982@qq.com>
Date:   Wed May 6 21:15:18 2026 +0800

    first commit

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..506e349
--- /dev/null
+++ b/README.md
@@ -0,0 +1,44 @@
+# AstrAI Promo — 动画渲染
+
+Manim 驱动的技术动画，用于 AstrAI 宣传视频。
+
+## 依赖
+
+```bash
+pip install manim
+# 或: conda install -c conda-forge manim
+```
+
+## 渲染单个场景
+
+```bash
+# 1080p（推荐）
+manim -qh promo/continuous_batching.py ContinuousBatching
+
+# 480p 草稿
+manim -ql promo/continuous_batching.py ContinuousBatching
+
+# 4K
+manim -4k promo/continuous_batching.py ContinuousBatching
+```
+
+## 渲染全部
+
+```bash
+python promo/render_all.py
+```
+
+输出到 `promo/output/videos/`。
+
+## 场景清单
+
+| 文件 | Scene class | 内容 | 建议时长 |
+|------|-------------|------|---------|
+| `transformer.py` | `Transformer` | GQA 注意力机制详解 (Q/K/V→RoPE→Attention→O) + 规格卡 | ~25s |
+| `continuous_batching.py` | `ContinuousBatching` | 4 阶段流水线 + 吞吐对比 | ~30s |
+| `prefix_cache.py` | `PrefixCache` | Radix Tree 生长 + 前缀复用 | ~30s |
+| `architecture.py` | `Architecture` | 全栈架构逐层展开 | ~30s |
+
+## 导入视频剪辑
+
+输出的 `.mp4` 直接导入 DaVinci Resolve / Camtasia / Premiere Pro。