用 bun fmt 格式化全部代码和文档

- bunfig.toml 的 [fmt]：不写分号、单引号、一行最长 160，和原来的写法一致
- .prettierignore：docs/教材摘要/ 是书上的摘录，不格式化
- 模板里一行写两条语句的事件处理（@keydown.delete、@dblclick）改成调用方法：去掉分号后拆成两行，Vue 编译不过

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

runtime/Sim.Devices/Camera/build-frames.ts

@@ -30,7 +30,10 @@ await rm(framesDir, { recursive: true, force: true })
 await mkdir(framesDir, { recursive: true })
 await mkdir(work, { recursive: true })
 try {
-  for (const [flag, svg] of [[0, scene], [1, intruder]] as const) {
+  for (const [flag, svg] of [
+    [0, scene],
+    [1, intruder],
+  ] as const) {
     const svgPath = join(work, `scene-${flag}.svg`)
     const pngPath = join(work, `scene-${flag}.png`)
     await Bun.write(svgPath, svg)