chore: 初始化仓库，提交 vibevideo 源码

- src/: HyperFrames 封装 CLI(hv)、组件、品牌样式、音频(TTS/混音)工具 - projects/: 各项目 project.yaml 与文案 - interactive/: 井字棋演示页 - .gitignore: 忽略 node_modules、构建产物与 HyperFrames 运行期缓存
2026-10-12 18:06:20 +08:00
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+title: 一个钩子的诞生
+aspect: 横屏
+fps: 60
+lang: zh-CN
+
+# 演示项目：把全部组件串成一条完整时间线
+# 改任何一处都只影响对应场景，用 `hv 看帧 demo全组件` 快速验证
+
+scenes:
+  # ---------- 开场 ----------
+  - component: intro
+    duration: 3.5
+    props:
+      kicker: 建模演示
+      title: 一个钩子的诞生
+      subtitle: 草图 · 拉伸 · 切除 · 圆角
+
+  # ---------- 第一部分：写代码 ----------
+  - component: codedemo
+    duration: 8
+    props:
+      filename: hook.py
+      language: python
+      dimOthers: "true"
+      highlight: "3,4"
+      code: |
+        def make_hook(thickness=0.4):
+            """生成一个钩子的截面轮廓"""
+            profile = bezier_profile()
+            solid = extrude(profile, depth=0.6)
+            throat = subtract(solid, sphere(r=0.92))
+            return fillet(throat, r=0.11)
+
+  - component: terminal
+    duration: 6
+    props:
+      title: python
+      prompt: ">>> "
+      script: |
+        [
+          { "text": "from cad import make_hook", "kind": "cmd" },
+          { "text": "hook = make_hook(thickness=0.4)", "kind": "cmd" },
+          { "text": "四个布尔操作全部成功", "kind": "ok" },
+          { "text": "耗时 0.42s", "kind": "dim" }
+        ]
+
+  - component: lowerthird
+    duration: 3
+    props:
+      text: 关键：轮廓必须一次性闭合
+      sub: 自交的草图会让拉伸直接失败
+
+  # ---------- 第二部分：三维建模 ----------
+  - component: cad3d
+    duration: 16
+    props:
+      spin: "true"
+      accent: "#d97757"
+
+  # ---------- 收尾 ----------
+  - component: textblock
+    duration: 4
+    props:
+      heading: 四个操作，[[一气呵成]]
+      body: 草图定形状，拉伸给厚度，切除挖钩槽，圆角去毛刺。
+
+  - component: outro
+    duration: 4
+    props:
+      cta: 觉得有用就点个关注
+      handle: "@你的频道"
+      foot: 每周三更新一期